UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n/tgm7s+EqWSqK+KANpdavPtxIrMA6+Jhdq+jShyenI=' 
WHERE 
  key_id = '8dc414e55e111dbed203ab10eaf9276cfa6b96257864f465b2057ae0dd16252d' 
  AND (
    token = 'n/tgm7s+EqWSqK+KANpdavPtxIrMA6+Jhdq+jShyenI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )