UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l1+JJF/fz5uhdKvd6VcLoajWOSdOnpn7ywVqh9H2j/E=' 
WHERE 
  key_id = 'd309e79cd1ee177691875c0975c97fdd18490bf98846cef5772a4dd02a3131f6' 
  AND (
    token = 'l1+JJF/fz5uhdKvd6VcLoajWOSdOnpn7ywVqh9H2j/E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )