UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6PdjiF+SymOox5YMuAt3qbpSfeUZXYdRd1OYpX1eGS8=' 
WHERE 
  key_id = 'c84393970f0eda28257f9224d6ef3f807ae3835548f5b3e583ea53295152fb31' 
  AND (
    token = '6PdjiF+SymOox5YMuAt3qbpSfeUZXYdRd1OYpX1eGS8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )