UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L2hiaJddBiCVVfxMoXED9YoBHvk8ljAU/eAg9/PeiqE=' 
WHERE 
  key_id = 'a7d2189d84ba913d1211340299705df6d37c8582d99fa654f998483214db9529' 
  AND (
    token = 'L2hiaJddBiCVVfxMoXED9YoBHvk8ljAU/eAg9/PeiqE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )