UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q56lu0jix7uoqja0RpteHHHDp4iDciRE9P36dutCqjU=' 
WHERE 
  key_id = '8dba17e54fc3c5d6f7449714d96cba4e666774a09a27ab733b4d516739394ea5' 
  AND (
    token = 'q56lu0jix7uoqja0RpteHHHDp4iDciRE9P36dutCqjU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )