UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w4zlFWoWuXbf4QDCbUICer4bmGP84U7k5h13uxrdIQg=' 
WHERE 
  key_id = 'a855d4cbae995ed7d53bb7a961230e99d87b3b6c5416741e56e068959f4828e9' 
  AND (
    token = 'w4zlFWoWuXbf4QDCbUICer4bmGP84U7k5h13uxrdIQg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )