UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rLnlTaY2fUdkwgMRsA0ePj4qdpk1GSQyPoM9HHHhBgI=' 
WHERE 
  key_id = '6f48cabf8b224db14508c1dd12b559a255af67831218516523c9f29716c63e85' 
  AND (
    token = 'rLnlTaY2fUdkwgMRsA0ePj4qdpk1GSQyPoM9HHHhBgI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )