UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AmpFr479oVM5W8IEZIzFxs74xtdJs2uQrPfSHbPrCnc=' 
WHERE 
  key_id = '8b67b9a38e9ea0542f7a62b1f27f39bcd7fb8e9114e3e54e7816f344fc3fa472' 
  AND (
    token = 'AmpFr479oVM5W8IEZIzFxs74xtdJs2uQrPfSHbPrCnc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )