DELETE FROM 
  tmall_lock_keys 
WHERE 
  key_id = 'c7a50d89421261468c7e7d55946d031ac090bd8c2dcb7c4d2bdb4a8a333949be' 
  AND token = 'JjMljzHAtziZKk7Kf5DgoZDkGaBFsa6ZIfVRALVwlo0='

Query time 0.00959