sounds legit...
 

Dear Client,

We are mailing you to notify you of our new security update.You are advice to access your new Security Notice and update your information,if not done mails delivery will be pending and later account will be closed permanently. Please ensure you key in the right information for all fields,


Sign in & Update

Sincerely,
Google Team 2014 Google Inc

Poorly written like that it filters respondents down to complete idiots before anyone clicks a link.