UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ut+yJBrRFwzx+brL1US4M35oFoi0Jm0wMiSVnYkeFdQ=' 
WHERE 
  key_id = '76a878078e8d63acf5f67b21a5979c68e46c4a9b12cbbecb1083969d574e2e37' 
  AND (
    token = 'ut+yJBrRFwzx+brL1US4M35oFoi0Jm0wMiSVnYkeFdQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )