UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CsOfq901aGfJW8UoicS2twbqcP0N3enDkblJqkWCIjQ=' 
WHERE 
  key_id = '4ed9338b277442e8dcfd8d8948759dd60c92c9eecbf5b4dda927e9e7745ada16' 
  AND (
    token = 'CsOfq901aGfJW8UoicS2twbqcP0N3enDkblJqkWCIjQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )