UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O0/pjTiQVrOHuKvZTalxcNovd1T8eWNGng3K+ywKD0E=' 
WHERE 
  key_id = '6820c63ea39cd18b16716f7cb34253c7b44d2f258057369bf04d511b925fcbb0' 
  AND (
    token = 'O0/pjTiQVrOHuKvZTalxcNovd1T8eWNGng3K+ywKD0E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )