In htaccess
This is useful if backup plugins are failing and php calls are just dying in the customer error logs
# BEGIN GURU NO-TIMEOUT
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteRule ^wp-cron.php$ – [E=noabort:1]
RewriteCond %{REQUEST_URI} ^(.*)?wp-admin
RewriteCond %{HTTP_COOKIE} ^.*wordpress_logged_in_.*$
RewriteRule .* – [E=noabort:1,E=noconntimeout:1]
</IfModule>
# END GURU NO-TIMEOUT