UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zKhof+JDXGXHCY8of+uC2yRett3L83DgpHdouS+1C0M=' 
WHERE 
  key_id = '84ffa720e4101aae16c26e5b062801da74489b180215856984db027acf5f1524' 
  AND (
    token = 'zKhof+JDXGXHCY8of+uC2yRett3L83DgpHdouS+1C0M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )