UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iOI4gJIIG4nGgUGGmlvw6EcLpscRQKzCFJmO0XJO29I=' 
WHERE 
  key_id = '4ebfcf0aa00cdb8c114048bd5f58d5e1c1374673917fe76ad5dc49a9587c5cbb' 
  AND (
    token = 'iOI4gJIIG4nGgUGGmlvw6EcLpscRQKzCFJmO0XJO29I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )