mod rewrite - .htaccess redirecting old to new url RewriteRule -

i've issue .htaccess redirect old url new url.

i've old url follow: example.com/?q=content/my-content

i'm using follow rule:

rewritecond %{query_string} ^q\=(.+) rewriterule ^ http://%{http_host}/%1 [r=301,ne,l] 

my worst problem when users access site google results, because redirect put follow url: example.com/content/content/my-content.

please me.