UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KUWFHGDLO2pkp5dozqNaGlry6TUtS83nbXUXcKXjVBQ=' 
WHERE 
  key_id = 'e2679705eb6a15235336d7e9d9aadc82e7691025314a50dd380e55020c579e1a' 
  AND (
    token = 'KUWFHGDLO2pkp5dozqNaGlry6TUtS83nbXUXcKXjVBQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )