UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2M+iaIAnAKlqAQxIOTxqkbO8u/E9V2j/2iofXoXy1H0=' 
WHERE 
  key_id = '943e547f35587ee17994823115eb2ff5a4d2b4627c81f15f4d757420732a486f' 
  AND (
    token = '2M+iaIAnAKlqAQxIOTxqkbO8u/E9V2j/2iofXoXy1H0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )