UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's8QwsvfyiThO7K8/BX24SxuAfIaKs6/sXVnps6bwLNk=' 
WHERE 
  key_id = '2b50dcfd3ef37daa895aeb82b7e2e5d67e55220e04d781884dafeeb582b91acc' 
  AND (
    token = 's8QwsvfyiThO7K8/BX24SxuAfIaKs6/sXVnps6bwLNk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )