I got an email saying i needed to update Itunes account within 48H or my account would be deleted. clicked the link and that is way to u security info to put out there without knowing why?

I RECIEVED THIS EMAIL AND DO NOT TRUST THE INFO THAT IT IS ASKING FOR. WHAT IS THIS AND WHY IS MY ACCOUNT BEING DELETED?
Dear Client ,
There was a technical problem that prevented us from automatically renewing your account. Please note that your account will expire in less than 48h. It's imperative to conduct an audit of your information is present, otherwise your account will be destroyed.
Update Account Information
We invite you to act fast, if you need any help you can contact our online support.
Regards,
Apple

Apple Pty Ltd.
ABN 46 002 510 054. Total Includes GST. You can find the Terms of Sale and Sales Policies in the Terms and Conditions.

For answers to frequently asked questions, visit the Apple Support website at http://www.apple.com/support/itunes/store/