DELETE FROM 
  cscart_lock_keys 
WHERE 
  key_id = '51eca036ce3e04f293c8525b99ea19b36d7f9feaef6731e8469d5a77bc148200' 
  AND token = 'K4PMZds7Nm9xSzvaQLm1/qJEmkR1PgvhO5aHh2zCXxk='

Query time 0.00021