UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V9BWyaFEW2ZClpPhFdFzmoZtWet2c7RnBmhZlYTcTj0=' 
WHERE 
  key_id = 'ad96dad6db4490e790ee130e702ccc6b136cc53ece4f9018d89faa493f78b953' 
  AND (
    token = 'V9BWyaFEW2ZClpPhFdFzmoZtWet2c7RnBmhZlYTcTj0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )