UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C3xSkDvhSjy4frUVTms3Nus+Y/71gptq0rVAu45Gmcg=' 
WHERE 
  key_id = '949ebd40166fbc87b8128a045d2e141589c351ada008cfdb3342360d80529910' 
  AND (
    token = 'C3xSkDvhSjy4frUVTms3Nus+Y/71gptq0rVAu45Gmcg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )