UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '595Fsqzenx8t48qO1m46vfON0F9INuOXugrH5G8ujXs=' 
WHERE 
  key_id = '18c90d20e1dbf69d6399e10fd1b3208f986e5a2c271bdc2bf2e6257186d67e9c' 
  AND (
    token = '595Fsqzenx8t48qO1m46vfON0F9INuOXugrH5G8ujXs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )