UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6i5USew0rmxyjTgD3nSO7gLeuRoJCylcjQKDTs2+0Ks=' 
WHERE 
  key_id = '7391395ae06dc97e1e9041f784171195a8fde0fcf37338d9895b19b45b45f557' 
  AND (
    token = '6i5USew0rmxyjTgD3nSO7gLeuRoJCylcjQKDTs2+0Ks=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )