title: writing query in yii2 with multiple where conditions
body: <p>query in plain php is </p>
  
  <pre><code>$p = "SELECT * FROM followusers WHERE (follower='$followed1 and
      followed='$follower1') or (follower='$follower1' and 
      followed='$followed1')"
  </code></pre>
  
  <p>i have written query in yii2 is</p>
  
  <pre><code> $y = Followusers::find()-&gt;where(['follower' =&gt; $userid ] and
   ['followed' =&gt; $conid])-&gt;orwhere(['followed' =&gt; $userid ] and
   ['follower' =&gt; $conid])-&gt; all();
  </code></pre>
  
  <p>but i m not getting the required result for the query in yii2</p>