UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ml27Et63TxvEO9cuk9lZBfowHtRJpVDr7ua2wxd1ABo=' 
WHERE 
  key_id = '21037528b0470eb712d3614d466dc65051735e43c1d146a0bfb0b9e5d2e8ac2e' 
  AND (
    token = 'Ml27Et63TxvEO9cuk9lZBfowHtRJpVDr7ua2wxd1ABo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )