UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'REbgt6jLdUUC8GbKaB1cimAhYmOT1LDpm0GbTJYDc/I=' 
WHERE 
  key_id = '5c85abfbf27ff402e46b201049b783cdf515743db20d1fca473247291a6fe29d' 
  AND (
    token = 'REbgt6jLdUUC8GbKaB1cimAhYmOT1LDpm0GbTJYDc/I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )