UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l37M7FcQVSBy62YlwgDQqrSPNasrtl3DpIr+U92OSng=' 
WHERE 
  key_id = '19d257078ba2f2234f13e06a5ef2723b6525ce77b8509ac3a1696adbf71ffcaa' 
  AND (
    token = 'l37M7FcQVSBy62YlwgDQqrSPNasrtl3DpIr+U92OSng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )