UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S1mwP51Z0J5oVdku7usaGY0k9CyF6nPexbcKDmvtOog=' 
WHERE 
  key_id = 'b79e9011f3a0076a25a399d42bdb9ad385630655469b5b53f381989c5f00e3d6' 
  AND (
    token = 'S1mwP51Z0J5oVdku7usaGY0k9CyF6nPexbcKDmvtOog=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )