UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N2mDLcQ31magirlH0BB71myQzRbaVJ3LK8JqLAfeExA=' 
WHERE 
  key_id = 'b8a6b0ef5921cd7c616dd33b33f7772bf694e6779fc6610a61784dae25440857' 
  AND (
    token = 'N2mDLcQ31magirlH0BB71myQzRbaVJ3LK8JqLAfeExA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )