1 files changed, 5 insertions, 1 deletions
diff --git a/app/models/session.rb b/app/models/session.rb
index 7d39c9c..3365607 100644
--- a/app/models/session.rb
+++ b/app/models/session.rb
@@ -19,8 +19,12 @@ class Session < ActiveRecord::Base
   end
 
   class << self
+    def active
+      where(revoked_at: nil)
+    end
+
     def authenticate!(session_key)
-      Session.find(session_key)
+      active.find(session_key)
     end
   end
 end