UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KWkZ/jjykmj3i3UKwxj59gyJgJca5/P1JvmX/dWHxG0=' 
WHERE 
  key_id = '8bb36494749b6d59e2a59c67f762524eff44c3504fa572d39958c0a0aaa105d9' 
  AND (
    token = 'KWkZ/jjykmj3i3UKwxj59gyJgJca5/P1JvmX/dWHxG0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )