title: .htaccess for don't redirect if has some string
body: <p>i have a .htaccess file with below rules</p>
  
  <pre><code>RewriteEngine on
  RewriteCond %{REQUEST_URI} !^/\.well-known/acme-challenge/[0-9a-zA-Z_-]+$
  RewriteCond %{HTTP_HOST} ^www\.domain\.ir [NC]
  RewriteRule ^(.*)$ http://domain.ir/$1 [L,R=301]
  DirectoryIndex index.php
  RewriteCond %{REQUEST_FILENAME} -f [OR]
  RewriteCond %{REQUEST_FILENAME} -l
  RewriteRule ^ - [L]
  RewriteRule ^item/([[a-zA-Z0-9_-]+)/?([^/]+)$ item.php?id=$1&amp;title=$2 [NC,L]
  ...
  ErrorDocument 404 /404.php
  </code></pre>
  
  <p>my url is </p>
  
  <pre><code>http://domain.ir/item/{number}/{title}
  </code></pre>
  
  <p>and work perfect, but i have a payment on my site that after success transaction return below URL</p>
  
  <pre><code>http://domain.ir/item/?Authority=000000000000000000000000000071165119&amp;Status=OK
  </code></pre>
  
  <p>now my problem is that when return this URL, page redirect to my homepage and i can't process returned URL
  i want if my page has Authority in URL .htaccess don't redirect to another homepage</p>