UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1r/QPX4/5mTWdNveIuMMpYdryV1cgVDRynvfg32TZfA=' 
WHERE 
  key_id = '8b073ab9556c0b6160762b3d318588228acb1df32835e60564426daf20cc7abb' 
  AND (
    token = '1r/QPX4/5mTWdNveIuMMpYdryV1cgVDRynvfg32TZfA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )