Sandbox

SELECT 
  cscart_settings_objects.object_id as object_id, 
  cscart_settings_objects.name as name, 
  section_id, 
  section_tab_id, 
  type, 
  edition_type, 
  position, 
  is_global, 
  handler, 
  parent_id, 
  cscart_settings_descriptions.value as description, 
  cscart_settings_descriptions.tooltip as tooltip, 
  cscart_settings_descriptions.object_type as object_type, 
  (
    CASE WHEN company_values.object_id IS NOT NULL THEN company_values.value WHEN storefront_values.object_id IS NOT NULL THEN storefront_values.value ELSE cscart_settings_objects.value END
  ) AS value 
FROM 
  cscart_settings_objects 
  LEFT JOIN cscart_settings_vendor_values AS company_values ON company_values.object_id = cscart_settings_objects.object_id 
  AND company_values.company_id = 1 
  AND company_values.storefront_id = 1 
  LEFT JOIN cscart_settings_vendor_values AS storefront_values ON storefront_values.object_id = cscart_settings_objects.object_id 
  AND storefront_values.storefront_id = 1 
  AND storefront_values.company_id = 0 
  LEFT JOIN cscart_settings_descriptions ON cscart_settings_descriptions.object_id = cscart_settings_objects.object_id 
  AND cscart_settings_descriptions.object_type = 'O' 
  AND lang_code = 'en' 
WHERE 
  1 
  AND section_id = 391 
  AND (
    FIND_IN_SET(
      'STOREFRONT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'VENDOR', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'ROOT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'ULT:STOREFRONT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'ULT:VENDOR', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'ULT:ROOT', cscart_settings_objects.edition_type
    )
  ) 
  AND (
    FIND_IN_SET(
      'STOREFRONT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'VENDOR', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'ROOT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'ULT:STOREFRONT', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'ULT:VENDOR', cscart_settings_objects.edition_type
    ) 
    OR FIND_IN_SET(
      'ULT:ROOT', cscart_settings_objects.edition_type
    )
  ) 
ORDER BY 
  cscart_settings_objects.position

Query time 0.00045

Explain
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	company_values	system	PRIMARY,storefront_id,company_id				0	const row not found
1	SIMPLE	storefront_values	system	PRIMARY,storefront_id,company_id				0	const row not found
1	SIMPLE	cscart_settings_objects	ref	section_id	section_id	4	const	2	Using where; Using filesort
1	SIMPLE	cscart_settings_descriptions	eq_ref	PRIMARY	PRIMARY	14	cscart_dev_4_16.cscart_settings_objects.object_id,const,const	1	Using where

Result

object_id	name	section_id	section_tab_id	type	edition_type	position	is_global	handler	parent_id	description	tooltip	object_type	value
6210	template	391	392	E	ROOT	0	N		0			O	{"product":{"title":"%p %c Product Title ","description":"%p %c Product Description ","keyword":"%p %c Product Keyword "},"category":{"title":"%n%d Category Title ","description":"%n%d Category Description ","keyword":"%n%d Category Keyword "},"information":{"title":"%n%d info Title ","description":"%n%d Info Description ","keyword":"%n%d Info Keyword "}}