UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bYTOVtgvN4mGsGInqAchN9wvqvvq11E7Dt+5ivNiJyU=' 
WHERE 
  key_id = '544428c1064f6e972a73f9a035fa468a6a39449103505ea544719ec970689050' 
  AND (
    token = 'bYTOVtgvN4mGsGInqAchN9wvqvvq11E7Dt+5ivNiJyU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )