UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ak4Vm5oj+jHWmGRGYYJykh0nAo2Qh2ZysQcWn0EUfUQ=' 
WHERE 
  key_id = '87d0634a0baa2654bb02503076f42220f0acb36f1d18b4428d7c9cdf7682e6e2' 
  AND (
    token = 'Ak4Vm5oj+jHWmGRGYYJykh0nAo2Qh2ZysQcWn0EUfUQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )