UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MKeTUB8/uVvgpWVAwkjl8cnGfFifOhsMWK3dJdTDryQ=' 
WHERE 
  key_id = 'd61ea4297bc58b651831653066a251c23152d3a746273ee57367bf9b10e03c0b' 
  AND (
    token = 'MKeTUB8/uVvgpWVAwkjl8cnGfFifOhsMWK3dJdTDryQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )