UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd/Nvgq4rGoLqlwZ9kKvZXvvGBt3UxWhOQmsgDeavAJw=' 
WHERE 
  key_id = '2e25b66723cc657b1c007b60754de71e5cece7687378ad49256fffb3bef873d2' 
  AND (
    token = 'd/Nvgq4rGoLqlwZ9kKvZXvvGBt3UxWhOQmsgDeavAJw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )