UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+TEfXqmj8vTj41BWYcjMJPWD3iyKt/7wREZ+mhTs0E8=' 
WHERE 
  key_id = 'a1e680f305ecabda9a91fbb34bf7efdf0205b4d936ba5c0facd1f183d0100e1f' 
  AND (
    token = '+TEfXqmj8vTj41BWYcjMJPWD3iyKt/7wREZ+mhTs0E8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )