UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kg9rmM64pOW46Y95ApnFA18AVuIOxPGh6ZJtq/c+DVw=' 
WHERE 
  key_id = '3911cfe525955e4e8eef374394311705cb703c9e651c9a15a23556d79dc3e145' 
  AND (
    token = 'kg9rmM64pOW46Y95ApnFA18AVuIOxPGh6ZJtq/c+DVw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )