UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QLowvgjt1/PVeuJ1ITZons8wZaqfwgc53nwmpVtXFcM=' 
WHERE 
  key_id = '8b49979990fcc9289a2a3dec489dc31d7881d83bafcffc5429e7ef6990a12b2b' 
  AND (
    token = 'QLowvgjt1/PVeuJ1ITZons8wZaqfwgc53nwmpVtXFcM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )