UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8zLUX3Y6kQXVo2vIaymQrUt9jhkZi1NlvDODUOagdLs=' 
WHERE 
  key_id = '79e285fb60d6df75e7e8941ba0cd857d1c29a146df272f0c4a04448882812b5b' 
  AND (
    token = '8zLUX3Y6kQXVo2vIaymQrUt9jhkZi1NlvDODUOagdLs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )