UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WWu+M48gbMqblHoSAsEVxeXuAHbBT/GHvLOJ/4xrck4=' 
WHERE 
  key_id = '4731ceee1c8f17960c99fabec36afe97c43ead915caed6c4820b746af931d2a5' 
  AND (
    token = 'WWu+M48gbMqblHoSAsEVxeXuAHbBT/GHvLOJ/4xrck4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )