UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nmk0G1WlQhzz7uCfNtwdnRmAR7PeVKM1TskSDVq1/YA=' 
WHERE 
  key_id = 'a7e9e476114431e226b69b22e36c3539bac1d231b9246f988bb15a8feb86d6f8' 
  AND (
    token = 'Nmk0G1WlQhzz7uCfNtwdnRmAR7PeVKM1TskSDVq1/YA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )