UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mKZxby9R42Aynwa6+GkfKFhv7O2v2tE71s6L1pwiMT0=' 
WHERE 
  key_id = '7c524a5d02bbe8f76d4560425e091afd189348390baff2650e7cbe655d79a3e9' 
  AND (
    token = 'mKZxby9R42Aynwa6+GkfKFhv7O2v2tE71s6L1pwiMT0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )