UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/GS6aQQ+bu/RmygEtbtvs5+s+wNX3cz8uda96hvhyas=' 
WHERE 
  key_id = 'b3c3975c3d033c8ce4433a754326319b24fb64970dd132375e105b6432fb4876' 
  AND (
    token = '/GS6aQQ+bu/RmygEtbtvs5+s+wNX3cz8uda96hvhyas=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )