UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xaixHZDstLulfXGfBIWfGDQdj88KexDR9HxMymoDFes=' 
WHERE 
  key_id = '4775b5a6dac9b9983f11ae96f5a037610c949aa3bafb23808d0d408d3d050338' 
  AND (
    token = 'xaixHZDstLulfXGfBIWfGDQdj88KexDR9HxMymoDFes=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )