UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jlk+qIsQ6H1sxjcUNvBqnw4LvNpE/QMdRa665GsB874=' 
WHERE 
  key_id = '873919b5887e51c5ace0780ff3d1ed96425d723a7092ff6d9663013cbf61fae6' 
  AND (
    token = 'jlk+qIsQ6H1sxjcUNvBqnw4LvNpE/QMdRa665GsB874=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )