UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3XVaWsL6qZMNNSqh9GWeKJ23zDDh5xzlasIVTrFG7cw=' 
WHERE 
  key_id = '4ac9e52cf258b66142d7971747024315a16d0f880a548291116ebcc525488e9b' 
  AND (
    token = '3XVaWsL6qZMNNSqh9GWeKJ23zDDh5xzlasIVTrFG7cw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )