UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'o2lBtS0nvsURXJ7wCZqd2Ja1tHvmM8W3nPcCeXASrdo=' 
WHERE 
  key_id = 'eb8a36ca5ce0ae393944633a9b9dca7df1a25fdfa0e87d882426b68f7b05d594' 
  AND (
    token = 'o2lBtS0nvsURXJ7wCZqd2Ja1tHvmM8W3nPcCeXASrdo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )