UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ux8BylA3XHkClLnfWEvsAuDEt2SYAfYawRR80Bo9gUU=' 
WHERE 
  key_id = 'a6c0494e9fba9d6e7f659ad81abd081232001222af33fa249c2f54dedcee359c' 
  AND (
    token = 'Ux8BylA3XHkClLnfWEvsAuDEt2SYAfYawRR80Bo9gUU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )