UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SUv86r91YS817tgBGwyARRom6m76l//TOUTbNQv0Tc0=' 
WHERE 
  key_id = '5115de9f53c5232f7e0f01c28faef6405d1cc451a41a6620e036f292419fecd3' 
  AND (
    token = 'SUv86r91YS817tgBGwyARRom6m76l//TOUTbNQv0Tc0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )