Pretty Kitty Rengar Skin

So i just woke up today went onto my gmail(i dont usually check it) to find out that i have won the rengar skin.I went onto my account to reedem it and find out that im 1 day late of reedeming it is there any way i can get the pretty kitty rengar + chroma it really means a lot to me im a rengar main , I still have the code hope that some riot employee will be able to help me out.