UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SdLdswF2eubPR+E813aeeCBGlpZghEYCzExPnKuWhWI=' 
WHERE 
  key_id = '270eb51fce3bedcbe0947687d3dd14e065d544e39b137c310cbfd74c120b7e81' 
  AND (
    token = 'SdLdswF2eubPR+E813aeeCBGlpZghEYCzExPnKuWhWI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )