UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UM9uRBGnFnWsxwgeaS39lrWnVGGPvSYUlGWATn3nPeM=' 
WHERE 
  key_id = 'fa5e471177b40246af3810d1a717b19fde24ca721761335f45bb01beaff4f406' 
  AND (
    token = 'UM9uRBGnFnWsxwgeaS39lrWnVGGPvSYUlGWATn3nPeM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )