UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+8LPrw+da0kcBik9XFWxftpcQdPPUR0dlz7fDSFt4ak=' 
WHERE 
  key_id = '6e58a1890831b5d3ff95b7590982fd8f691eabb5bf99c35e297df2bf32c97fdc' 
  AND (
    token = '+8LPrw+da0kcBik9XFWxftpcQdPPUR0dlz7fDSFt4ak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )