UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vItADqk9wLNyVfVmyhkVqJs4EXeUVj5+3u8iSeFmhRU=' 
WHERE 
  key_id = '500af95168a7a7c6aaa207c8e1a82d08d50681a5e61f483bf9538ecfdcf0ef32' 
  AND (
    token = 'vItADqk9wLNyVfVmyhkVqJs4EXeUVj5+3u8iSeFmhRU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )