Entonces así estaría bien ?
Cita: RewriteEngine On
RewriteCond %{HTTP_HOST} ^www.protectoraonline.com/android$ [NC]
RewriteRule ^(.*)$ http://www.descargasandroid.com/$1 [R=301,L]
# BEGIN WordPress
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /android/
RewriteRule ^index\.php$ - [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /android/index.php [L]
</IfModule>
# END WordPress