Merge pull request #2 from cbdr/increase-timeout

Increase JWT timeout.

Author: KaiTillman

src/CareerBuilder/OAuth2/Flows/ClientCredentials.php

@@ -42,7 +42,7 @@ private function getClientCredentialsClaims()
             'iss' => $this->clientId,
             'sub' => $this->clientId,
             'aud' => 'http://www.careerbuilder.com/share/oauth2/token.aspx',
-            'exp' => time() + 30
+            'exp' => time() + 180
         );
     }
-}
+}