UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8nSCV5HCbr2WqtXt+zP99EFwhyND+TvUJacoLUWlsLI=' 
WHERE 
  key_id = '27a8ca22ed579f8fb0c656eda1709b449e6957816c8201e571836575ced41dec' 
  AND (
    token = '8nSCV5HCbr2WqtXt+zP99EFwhyND+TvUJacoLUWlsLI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )