UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eLvbcDX1qFI02x3wME0r0SoKRbwSxgO9ikUtibk1xTc=' 
WHERE 
  key_id = '1bc84e3b4e1d2bdbc1beb8567c3d1f62802a2af6cc7ad1a3785fc844319d690c' 
  AND (
    token = 'eLvbcDX1qFI02x3wME0r0SoKRbwSxgO9ikUtibk1xTc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )