UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6E9qkjTiSZkVBQ3l5nn+PpGu//rz/PoWhHVjMTUvOg0=' 
WHERE 
  key_id = 'a3c1d7310631b0fa8e4909af79ba4358a4a5a9412d0e7aa12ba33a42c4ab0cb8' 
  AND (
    token = '6E9qkjTiSZkVBQ3l5nn+PpGu//rz/PoWhHVjMTUvOg0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )