UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GyqTuw+pISfAWXmAH92BioeUBh3dMyUFmL+uyJFk+tY=' 
WHERE 
  key_id = '81874321de56796e8002120a78fd24ca87e421c516271976a7bdb84e6638be96' 
  AND (
    token = 'GyqTuw+pISfAWXmAH92BioeUBh3dMyUFmL+uyJFk+tY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )