UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7bDZJL5tq4ok3PsRKUnXoqSGkbx+STqAJrxk3Rgtk7Y=' 
WHERE 
  key_id = '5ca63e2a2e5d7a07a4d606261560ebe4b7043ce1c63988a93017f421d3d8f1b4' 
  AND (
    token = '7bDZJL5tq4ok3PsRKUnXoqSGkbx+STqAJrxk3Rgtk7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )