UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qou/WnsQIZRtCiw1czkEaSxbYvHuIeFSGU5XUG81zIs=' 
WHERE 
  key_id = '480f03e91d348ada4dc92063a5cfec25789482db4f86b45eb66f673bca835696' 
  AND (
    token = 'Qou/WnsQIZRtCiw1czkEaSxbYvHuIeFSGU5XUG81zIs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )