EASIEST METHOD:
Under the error on the page your getting click i understand the risks and continue on to your site.
NEXT EASIEST METHOD:
Add this to your wp-config.php:
define('WP_HOME','http://www.example.com');
define('WP_SITEURL','http://www.example.com');
(replace example with your url)
NEXT METHOD:
Go into your myphp admin open your database and go to the options table. In there look for the entries for your site urls. remove the http and you’ll be good to go.
NEXT METHOD:
If you can’t do that but have access to ftp you can upload verston 3.1 of the file on this page
https://interconnectit.com/products/search-and-replace-for-wordpress-databases/
to your www (webroot) and the go to www.example.com/Search-Replace-DB-master (replace example with your site).
It will load a page that will allow you to change your settings.
just replace https://www.example.com with http://www.example.com
REMEMBER TO DELETE THAT FOLDER AFTER YOU ARE DONE. It’s A BIG SECURITY ISSUE TO LEAVE IT.