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SELECT 
  b.variant_name, 
  a.*, 
  IF(
    shared_option_variants.variant_id IS NOT NULL, 
    shared_option_variants.modifier, 
    a.modifier
  ) as modifier, 
  IF(
    shared_option_variants.variant_id IS NOT NULL, 
    shared_option_variants.modifier_type, 
    a.modifier_type
  ) as modifier_type 
FROM 
  cscart_product_option_variants AS a 
  LEFT JOIN cscart_product_option_variants_descriptions AS b ON b.variant_id = a.variant_id 
  AND b.lang_code = 'en' 
  LEFT JOIN cscart_ult_product_option_variants shared_option_variants ON shared_option_variants.variant_id = a.variant_id 
  AND shared_option_variants.company_id = 1 
WHERE 
  1 
  AND a.option_id IN (
    120649, 119192, 119191, 119190, 119189, 
    119188, 119187, 119186, 119185, 119184, 
    119183, 119182, 119181, 119180, 119179, 
    119178, 119177, 119176, 119175, 119174
  ) 
  AND a.status = 'A' 
ORDER BY 
  a.position, 
  a.variant_id

Query time 0.00141

Explain
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	a	range	status,option_id,option_id_2	option_id	6		40	Using index condition; Using filesort
1	SIMPLE	b	eq_ref	PRIMARY	PRIMARY	9	toolboxdigitalshop_dev.a.variant_id,const	1	Using where
1	SIMPLE	shared_option_variants	eq_ref	PRIMARY,company_id	PRIMARY	7	toolboxdigitalshop_dev.a.variant_id,const	1

Result

variant_name	variant_id	option_id	position	modifier	modifier_type	weight_modifier_type	point_modifier_type	status
MP3	238884	119174	1	0.000	A	A	A	A
MP3	238886	119175	1	0.000	A	A	A	A
MP3	238888	119176	1	0.000	A	A	A	A
MP3	238890	119177	1	0.000	A	A	A	A
MP3	238892	119178	1	0.000	A	A	A	A
MP3	238894	119179	1	0.000	A	A	A	A
MP3	238896	119180	1	0.000	A	A	A	A
MP3	238898	119181	1	0.000	A	A	A	A
MP3	238900	119182	1	0.000	A	A	A	A
MP3	238902	119183	1	0.000	A	A	A	A
MP3	238904	119184	1	0.000	A	A	A	A
MP3	238906	119185	1	0.000	A	A	A	A
MP3	238908	119186	1	0.000	A	A	A	A
MP3	238910	119187	1	0.000	A	A	A	A
MP3	238912	119188	1	0.000	A	A	A	A
MP3	238914	119189	1	0.000	A	A	A	A
MP3	238916	119190	1	0.000	A	A	A	A
MP3	238918	119191	1	0.000	A	A	A	A
MP3	238920	119192	1	0.000	A	A	A	A
MP3	241834	120649	1	0.000	A	A	A	A
WAV	238885	119174	2	0.300	A	A	A	A
WAV	238887	119175	2	0.300	A	A	A	A
WAV	238889	119176	2	0.300	A	A	A	A
WAV	238891	119177	2	0.300	A	A	A	A
WAV	238893	119178	2	0.300	A	A	A	A
WAV	238895	119179	2	0.300	A	A	A	A
WAV	238897	119180	2	0.300	A	A	A	A
WAV	238899	119181	2	0.300	A	A	A	A
WAV	238901	119182	2	0.300	A	A	A	A
WAV	238903	119183	2	0.300	A	A	A	A
WAV	238905	119184	2	0.300	A	A	A	A
WAV	238907	119185	2	0.300	A	A	A	A
WAV	238909	119186	2	0.300	A	A	A	A
WAV	238911	119187	2	0.300	A	A	A	A
WAV	238913	119188	2	0.300	A	A	A	A
WAV	238915	119189	2	0.300	A	A	A	A
WAV	238917	119190	2	0.300	A	A	A	A
WAV	238919	119191	2	0.300	A	A	A	A
WAV	238921	119192	2	0.300	A	A	A	A
WAV	241835	120649	2	1.500	A	A	A	A