UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tluX7j/dluCFiTNlSFC5mEJarhfg7TTHgFXjSh9uYsM=' 
WHERE 
  key_id = '990b819f1a885c64f16c0a025721f7eacd02e8cce72418c7b40780be7551c537' 
  AND (
    token = 'tluX7j/dluCFiTNlSFC5mEJarhfg7TTHgFXjSh9uYsM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )