//It is possible to set the site URL manually in the wp-config.php file.

//Add these two lines to your wp-config.php, where “example.com” is the correct location of your site.

define( 'WP_HOME', 'http://example.com' );
define( 'WP_SITEURL', 'http://example.com' );

//Important! Do not leave this code in the functions.php file. Remove them after the site is up and running again.

update_option( 'siteurl', 'http://example.com' );
update_option( 'home', 'http://example.com' );