UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/TRW4QF8NLuDPPuEIQv5oDxGepCAXaOHWolK1bqZfvQ=' 
WHERE 
  key_id = '2b761f21688bcb132ca8dd85a4353b6e216784036b8b7a933d16058f87d729ab' 
  AND (
    token = '/TRW4QF8NLuDPPuEIQv5oDxGepCAXaOHWolK1bqZfvQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )