UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Egzf0XE4h3QMbb3AL3//Ka7zSb5AacK32bBLNNObVwE=' 
WHERE 
  key_id = '74d5a9fe3a7b7fa733773a59ca02f68e9d99cebc192af9ca899a20b42e55756d' 
  AND (
    token = 'Egzf0XE4h3QMbb3AL3//Ka7zSb5AacK32bBLNNObVwE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )