UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rlh978Pz4SMKkluv83kaU/GTj4KZXsWPYXHkStEcHpY=' 
WHERE 
  key_id = '679b1f595dbbe9b2492454725c16c08302e006594f07696e1d12872dfa675f56' 
  AND (
    token = 'rlh978Pz4SMKkluv83kaU/GTj4KZXsWPYXHkStEcHpY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )