UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nrxM94wV5akDXxQDWWQ0t6PEjl4uXtBSdLr2ZBDpznA=' 
WHERE 
  key_id = 'e923ef1d038e975a64c4bfda029fa7a6741d0728ddbbea71e24ffebe2517299a' 
  AND (
    token = 'nrxM94wV5akDXxQDWWQ0t6PEjl4uXtBSdLr2ZBDpznA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )