UK, Ireland / Can I marry a Polish boy and stay in London longer? [14]

Hi everybody... I found this website by coincidence as I am always on internet looking 4 some solutions about my situation, I came to London to work but my work permit expires in september, the problem now is that I fall in love with a polish boy and he wants marry me but I do not if is posible to get marry in London and live here for a couple of years, he works in a company...

if someone knows something helpful please let me know. I am from Mexico.

kisses