UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'o1vxSJ2k7nT2XX8HDNl3sLU7DSJfidrGYS9savG3Wuc=' 
WHERE 
  key_id = '600e523859e6bf18e4f2254b8a39234643b397ac15285570a9c669546ad7e951' 
  AND (
    token = 'o1vxSJ2k7nT2XX8HDNl3sLU7DSJfidrGYS9savG3Wuc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )