UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G6o6BpZDkLXw/yi2QIbyl5pMQ50lRXdIVpGaSDNvhwE=' 
WHERE 
  key_id = '91e6886a236bd709eff6a5ce80845bf80057248747e3bf0b5b69a8e8eb2f3e82' 
  AND (
    token = 'G6o6BpZDkLXw/yi2QIbyl5pMQ50lRXdIVpGaSDNvhwE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )