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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 (
    89135, 89134, 89133, 89132, 89131, 89130, 
    89129, 89128, 89127, 89126, 89125, 
    89124, 89123, 89122, 89121, 89120, 
    89119, 89118, 89117, 89116
  ) 
  AND a.status = 'A' 
ORDER BY 
  a.position, 
  a.variant_id

Query time 0.00096

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	178768	89116	1	0.000	A	A	A	A
MP3	178770	89117	1	0.000	A	A	A	A
MP3	178772	89118	1	0.000	A	A	A	A
MP3	178774	89119	1	0.000	A	A	A	A
MP3	178776	89120	1	0.000	A	A	A	A
MP3	178778	89121	1	0.000	A	A	A	A
MP3	178780	89122	1	0.000	A	A	A	A
MP3	178782	89123	1	0.000	A	A	A	A
MP3	178784	89124	1	0.000	A	A	A	A
MP3	178786	89125	1	0.000	A	A	A	A
MP3	178788	89126	1	0.000	A	A	A	A
MP3	178790	89127	1	0.000	A	A	A	A
MP3	178792	89128	1	0.000	A	A	A	A
MP3	178794	89129	1	0.000	A	A	A	A
MP3	178796	89130	1	0.000	A	A	A	A
MP3	178798	89131	1	0.000	A	A	A	A
MP3	178800	89132	1	0.000	A	A	A	A
MP3	178802	89133	1	0.000	A	A	A	A
MP3	178804	89134	1	0.000	A	A	A	A
MP3	178806	89135	1	0.000	A	A	A	A
WAV	178769	89116	2	0.300	A	A	A	A
WAV	178771	89117	2	0.300	A	A	A	A
WAV	178773	89118	2	0.300	A	A	A	A
WAV	178775	89119	2	0.300	A	A	A	A
WAV	178777	89120	2	0.300	A	A	A	A
WAV	178779	89121	2	0.300	A	A	A	A
WAV	178781	89122	2	0.300	A	A	A	A
WAV	178783	89123	2	0.300	A	A	A	A
WAV	178785	89124	2	0.300	A	A	A	A
WAV	178787	89125	2	0.300	A	A	A	A
WAV	178789	89126	2	0.300	A	A	A	A
WAV	178791	89127	2	0.300	A	A	A	A
WAV	178793	89128	2	0.300	A	A	A	A
WAV	178795	89129	2	0.300	A	A	A	A
WAV	178797	89130	2	0.300	A	A	A	A
WAV	178799	89131	2	0.300	A	A	A	A
WAV	178801	89132	2	0.300	A	A	A	A
WAV	178803	89133	2	0.300	A	A	A	A
WAV	178805	89134	2	0.300	A	A	A	A
WAV	178807	89135	2	0.300	A	A	A	A