UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7vT0WMImQoY+9GGOloy8ePQdet6yBDPlnYU1uWdFkDo=' 
WHERE 
  key_id = '15ebd3b8823335e68a78483475b6de68288fabcbdb2009127e0b6c0b74054289' 
  AND (
    token = '7vT0WMImQoY+9GGOloy8ePQdet6yBDPlnYU1uWdFkDo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )