UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z5m9qDhG8+8jSXdDiJSgZiuNgmHr5WFK391Z+vfI4II=' 
WHERE 
  key_id = 'b81ac02009399105cdf1de69a51738259ab5bb341bdf51c56e4d52f9a8bea6d5' 
  AND (
    token = 'z5m9qDhG8+8jSXdDiJSgZiuNgmHr5WFK391Z+vfI4II=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )