UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DllTslz4Hi1DIvfz9yXRz+DO+9vSrhjUiKANlzuo1d0=' 
WHERE 
  key_id = '551691a87c04fdf946b19e744bbc103cb6c1b0a6f432fb0f50b819eed0cedbfd' 
  AND (
    token = 'DllTslz4Hi1DIvfz9yXRz+DO+9vSrhjUiKANlzuo1d0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )