UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L8cSl81G9IUJvDUC7+OukZUD75FbORRymzseZmivHcg=' 
WHERE 
  key_id = 'cb20b7d308ac590e623963bf138c916d1642d04ec31c732383e0f16418c9b8bf' 
  AND (
    token = 'L8cSl81G9IUJvDUC7+OukZUD75FbORRymzseZmivHcg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )