UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rDZnSWQ5a23oc1+5GY3IUIJsDdYRYRt1tDDk2iYYzTI=' 
WHERE 
  key_id = 'a8b7f7e90f5ce934a046e1909e1fa54c6b09634600141ee89bb9af34f08297fa' 
  AND (
    token = 'rDZnSWQ5a23oc1+5GY3IUIJsDdYRYRt1tDDk2iYYzTI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )