UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KPrlsgC4Xh/lB7rEuHJMuYBfi9dUnekbmfLOhU89TNU=' 
WHERE 
  key_id = '31f105a1f0c819ec7f22a11b5241f14717240e5dcfb2271b02feb34863444482' 
  AND (
    token = 'KPrlsgC4Xh/lB7rEuHJMuYBfi9dUnekbmfLOhU89TNU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )