UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ovMT1WxdvHVqorr5cq3QH+ZvAhtixyHIWGdTILeir9c=' 
WHERE 
  key_id = 'a6035daa07e4198ca5a61a4c50df8afa0ad8f4b5b5364742a5743278305608e4' 
  AND (
    token = 'ovMT1WxdvHVqorr5cq3QH+ZvAhtixyHIWGdTILeir9c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )