UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C7bqUrTXblVqj+bTV3D1XnWVGUqw7pxGzPHuOKTRRZg=' 
WHERE 
  key_id = '2004d44e8a2b91f2357b13f7db71285d18b4be978d715494eafe2aaa3223c2e1' 
  AND (
    token = 'C7bqUrTXblVqj+bTV3D1XnWVGUqw7pxGzPHuOKTRRZg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )