UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u+Bs03kw+J0r6cDuZSHYsAtmgmDqbmFa143wSt9Osek=' 
WHERE 
  key_id = '6ca04673a5dfecabf2f96d12cc27a4e095fc4300a2392de728295b05684d2d99' 
  AND (
    token = 'u+Bs03kw+J0r6cDuZSHYsAtmgmDqbmFa143wSt9Osek=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )