UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UAa3llemsjWAHVVi8iwq4T0y3rUOuzGnuBMsi10pELE=' 
WHERE 
  key_id = '08e375926a10ac032633ec0f10ad3d37134cb571cb489d34950767634237230d' 
  AND (
    token = 'UAa3llemsjWAHVVi8iwq4T0y3rUOuzGnuBMsi10pELE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )