UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nv2fFYvn1iL7NtrSouOHU47Anz9sSHRdvZ83G4G0Zyc=' 
WHERE 
  key_id = 'e8959ec6bee4e0288024dcd787ee5280468ed924634ac1b198284703959a1707' 
  AND (
    token = 'nv2fFYvn1iL7NtrSouOHU47Anz9sSHRdvZ83G4G0Zyc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )