UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xRIrjm/ggTW5UWAeeWrcCfFMz42vU4LeaehUvxLS59I=' 
WHERE 
  key_id = '28eb22b73bf41744614f46d150e01f4b9a12cd63c336b6bbe25a7138482362c6' 
  AND (
    token = 'xRIrjm/ggTW5UWAeeWrcCfFMz42vU4LeaehUvxLS59I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )