UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MkUhcnJlDFxXEiBEMfqObBxTY/wwoKpf1Ep8u5En8WU=' 
WHERE 
  key_id = '1d24bd0bbcd31eaaaf1a975f7a8a9020e4a981985bf46d7b80e5f497f0461c8a' 
  AND (
    token = 'MkUhcnJlDFxXEiBEMfqObBxTY/wwoKpf1Ep8u5En8WU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )