"I thought the contract would still be going even now but it had already expired."
- "I thought the contract would still be going even now but it had already expired."
"I thought ~" 「〜と思ったら」
"the contract" 「契約」
"would still be going" 「続いている」"would continue" も使えます。
"even now" 「今も」
"but it had already expired" 「すでに切れていた」
"already" 「すでに」
"it had expired" 「切れていた」