UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TmGwyYQDci8UZmqVvoZHt+cQGCmPc87n9RzKmnGuKnI=' 
WHERE 
  key_id = '836ec78488d24cbfd94d7e777f728279a68b745652986b95f22c0e86657db46e' 
  AND (
    token = 'TmGwyYQDci8UZmqVvoZHt+cQGCmPc87n9RzKmnGuKnI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )