UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'snMvFDV4AOhWZht9e+oCUdVx4HXUYMA+5SGP4sKCaQw=' 
WHERE 
  key_id = '91a5cbee8ac8baad1a2e585295cb0f0e5aaacf5da23898086de79d769a535953' 
  AND (
    token = 'snMvFDV4AOhWZht9e+oCUdVx4HXUYMA+5SGP4sKCaQw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )