UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dfHpLv9Tg9HcvRU5luVRb67zGqCkwn4yoDgT1zN8VsE=' 
WHERE 
  key_id = '6890cedd555dbdc8803b3e5009148884d715ba3edb4ed9093c68b48ad238cf42' 
  AND (
    token = 'dfHpLv9Tg9HcvRU5luVRb67zGqCkwn4yoDgT1zN8VsE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )