UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KKQMzilTj2kyLEhlkkXuV4iIVdJC1YBcTWFq/GUG+Aw=' 
WHERE 
  key_id = '4c8b4434717d39117a2ed040a4dc2db096c11a5696e8f951626a6dfcaf475737' 
  AND (
    token = 'KKQMzilTj2kyLEhlkkXuV4iIVdJC1YBcTWFq/GUG+Aw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )