UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YEw2TzISVdMliscLzBsfq9qjnln0rG5h/cJUqjRiMSQ=' 
WHERE 
  key_id = '39d1614cedf227c00d8ffaf510cad4a84a67c135bc664440ea2e0d1e2ecef573' 
  AND (
    token = 'YEw2TzISVdMliscLzBsfq9qjnln0rG5h/cJUqjRiMSQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )