Saurabh_d,   I see that you now have a case open regarding the issue, the case owner looks to have reached out to you via phone and email. Touch base with them and they will be able to assist in getting you resolved.  Also, from what I see the svc tag and exp svc code you provided are accurate. 
I had purchased PowerEdge T30 server from amazon.in (Seller: Eagle Information Systems Pvt. Ltd.). Now I have some problem while booting system so I called India technical support (1800-425-9052 and 080-2510-7910) and when I enter my (Express Service Code:) it says this isn't valid Express Service Code. But When I add product in my Dell account it showing same Express Service Code. Please help how to get correct Express Service Code so that I can contact dell India technical support. Here is tag and Express Service Code: Service Tag Express Service Code: 
Invalid Express Service Code for PowerEdge T30 serve