UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xTp0qXe7RnQ9myzR59QMCGEv1kLvEqm/YN3OGAgsi58=' 
WHERE 
  key_id = '5a8df9bb0703d566d1b1044ae951f560da28d8ba8428358eebb009e487b1c728' 
  AND (
    token = 'xTp0qXe7RnQ9myzR59QMCGEv1kLvEqm/YN3OGAgsi58=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )