UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1gMNy+rYMBI1Ul9o5xSXXkbmCClhgjjKpZPajPm0ZmM=' 
WHERE 
  key_id = '93281d7019b7809afa0ecc84ca8323c789f9cde99d08529086fbf61f43e035db' 
  AND (
    token = '1gMNy+rYMBI1Ul9o5xSXXkbmCClhgjjKpZPajPm0ZmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )