UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h41cYUvZIfhaeS20zvqnDros05ktdK5tGtvvyMTUV74=' 
WHERE 
  key_id = '2c73113b6ef710e77bc3892c76704dd299faac63663478c7af02846b9c938ef0' 
  AND (
    token = 'h41cYUvZIfhaeS20zvqnDros05ktdK5tGtvvyMTUV74=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )