UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DINu26+ALeLCBGoejTLMHEnwUjlF3E03PdL5zwegeyA=' 
WHERE 
  key_id = '18ef8d27ec6138f04caae7cc400e557b3fc10b61a03dd58be342131cec88b65e' 
  AND (
    token = 'DINu26+ALeLCBGoejTLMHEnwUjlF3E03PdL5zwegeyA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )