UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pVJhjDjiBjS2HgRQNA/ZfZUhOoeW/TgtFfQ0zvkD+3U=' 
WHERE 
  key_id = 'a1af8e13dd8c0179a6082a5213409c10a164f71135f13d82b529ef738dedcd55' 
  AND (
    token = 'pVJhjDjiBjS2HgRQNA/ZfZUhOoeW/TgtFfQ0zvkD+3U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )