UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'njdRqfEwK+Qqk2vrg+z9ZuEzxJZ2iiQiw2TBqYK8iSc=' 
WHERE 
  key_id = 'b639203b30369a097060c3b57baa3aeaec511aa23621c666a4745c041cd4363f' 
  AND (
    token = 'njdRqfEwK+Qqk2vrg+z9ZuEzxJZ2iiQiw2TBqYK8iSc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )