UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PZpLAxOFDvVgle12IS5I6jvXjFRKfMquN2RX451rkTs=' 
WHERE 
  key_id = '2e825b0ca888cb4808a8beb2b7703ea7332f3647e3dad90f698127b5e73c4791' 
  AND (
    token = 'PZpLAxOFDvVgle12IS5I6jvXjFRKfMquN2RX451rkTs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )