UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MRbYU5q5GwQpnUUrGAX6/32J8e9CGXlPieyFpXKNIh0=' 
WHERE 
  key_id = 'b9191f244d606f2ed8dc07181d54ec01d5b3282900ebfb2bde85beb59b8308b8' 
  AND (
    token = 'MRbYU5q5GwQpnUUrGAX6/32J8e9CGXlPieyFpXKNIh0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )