UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ztulb4Ur6PPDQRaOvZCGbTjPT84nisYw7LIJJU52fVU=' 
WHERE 
  key_id = '846cbe7bdd6c3f2315c0e97abea7b97bb4d04f3abef23486eb9a722b0d64f21b' 
  AND (
    token = 'Ztulb4Ur6PPDQRaOvZCGbTjPT84nisYw7LIJJU52fVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )