UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u3vQbLudZbpxQLekSt7rGkMvCfVigmRlaXvVIco9lWQ=' 
WHERE 
  key_id = '509e0a4e74cc004882fbeba7a608aac65fd10cc8e332de9cd7377b6c51e1516d' 
  AND (
    token = 'u3vQbLudZbpxQLekSt7rGkMvCfVigmRlaXvVIco9lWQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )