UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gHLtld+sH0AjcFlsdW1Bj7PfwGJ7tdtlRJKi3IBuQ+Q=' 
WHERE 
  key_id = '5963c87f115039fa8ade168553a8a35a6f717572b67fb1b7b7398841943a83ff' 
  AND (
    token = 'gHLtld+sH0AjcFlsdW1Bj7PfwGJ7tdtlRJKi3IBuQ+Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )