UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HqwPnKm/kp322EwzxPuFbVla/jxkdctLl91FwYMc4Fk=' 
WHERE 
  key_id = 'f2dc3eba149e083d5df4f8843a82b19dc71c8f8ac9a5a383cbfcd69c7002146f' 
  AND (
    token = 'HqwPnKm/kp322EwzxPuFbVla/jxkdctLl91FwYMc4Fk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )