UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CwdadWBprr9ZwFvpXe2BL56ovA5k29tCCdHWuoKLgis=' 
WHERE 
  key_id = '1d35aec524ca862a4a2e78933ea8840cf11a8493f1082f2f51095be2fc53f6a8' 
  AND (
    token = 'CwdadWBprr9ZwFvpXe2BL56ovA5k29tCCdHWuoKLgis=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )