UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K0GcxaWeIVZfmdKDjMGHtU+z4bOFff8lM1Ue4nP32eE=' 
WHERE 
  key_id = '50cfc1b3ec92c00ba3ff83d7b2eb7f45823491b8dfe4c0d5d933b9aa67b2020f' 
  AND (
    token = 'K0GcxaWeIVZfmdKDjMGHtU+z4bOFff8lM1Ue4nP32eE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )