UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nq4w6sdC9dDDcYUlwcRniihkkpwuOQ8IKOhS/5VerJE=' 
WHERE 
  key_id = '8790eee916e75f3dd700c3c48337ab831f610c9cd2131e646d97095f53d9f06e' 
  AND (
    token = 'Nq4w6sdC9dDDcYUlwcRniihkkpwuOQ8IKOhS/5VerJE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )