UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0JKFUyPghiSiByGBGHrH2WEIEkQIMMIIX2mJ+Nx8VJQ=' 
WHERE 
  key_id = '8fcea0deea965cc8eb9d245a4df8cfdb04a4a6114f5a3879ebb69c8bca7cc4c9' 
  AND (
    token = '0JKFUyPghiSiByGBGHrH2WEIEkQIMMIIX2mJ+Nx8VJQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )