UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YZhTRxKcBdiWcBxUJnazcj8gp6vGTMenz+PKtaMhz70=' 
WHERE 
  key_id = '451d0ac1113d203576edd04e0812691a1a48cc817953a890efaf9f5bfbd7df06' 
  AND (
    token = 'YZhTRxKcBdiWcBxUJnazcj8gp6vGTMenz+PKtaMhz70=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )