UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/u6CgZHuiJZixzIW38v6J02NpVg8ZuzyMOZicCCVdtU=' 
WHERE 
  key_id = '66be41a9b5fe9a72ffe19f12db4f26cf1f61070faa649e5b525493c0520f944a' 
  AND (
    token = '/u6CgZHuiJZixzIW38v6J02NpVg8ZuzyMOZicCCVdtU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )