UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P/ZynYAg6Zf1PrQRNYm2JWIIUPxxMWMp9siNYx/LXyg=' 
WHERE 
  key_id = '3e81d9a1366b0810136263f359131e1caec58cbf4dfc8ca557a002a887334fdf' 
  AND (
    token = 'P/ZynYAg6Zf1PrQRNYm2JWIIUPxxMWMp9siNYx/LXyg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )