UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CW7vslzaM9JXGPtilPv3OSm+LXb5+TVD9S/d+pPO9CI=' 
WHERE 
  key_id = '83bf95af7dfa5882d3ab72a5bb7e81d9e69042444075a9991b6478b335ce09d5' 
  AND (
    token = 'CW7vslzaM9JXGPtilPv3OSm+LXb5+TVD9S/d+pPO9CI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )