You can use some tools like phpMyAdmin, normally this tools is provided by all hosting providers and accessible from Domain panel.
- Access to phpMyAdmin
- Choose your database
- Go to SQL tab (screenshot 1)
- insert this query (screenshot 1)
SELECT * FROM xxxxx_users as a, xxxxx_jsn_users as b WHERE a.id=b.id ORDER BY lastname
replace xxxxx_ with your db prefix
- Send Query
- Click on "Export" link (screenshot 2)
- Choose your export format