UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PPXlES8y/xb4qwIdcc5OaNpz42sjeuX0dJnXdHwQaWU=' 
WHERE 
  key_id = 'b8b893293946b0f124def271ee80748531e9ef1840c056c78e492d92d5ceef42' 
  AND (
    token = 'PPXlES8y/xb4qwIdcc5OaNpz42sjeuX0dJnXdHwQaWU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )