UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DTrU/JGeBN0R3zXNabtegJyAkZDVfnFh5bnvu2mTieA=' 
WHERE 
  key_id = '538b3314def08b59e8da0227fe32f272130027dd7b602c4480bb95351e87a265' 
  AND (
    token = 'DTrU/JGeBN0R3zXNabtegJyAkZDVfnFh5bnvu2mTieA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )