UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ou4AFUWc+xmNidRNVGvlh+znYsftbpKnTno20GVrfgM=' 
WHERE 
  key_id = '5048fed68285352d6a449d7754758fee0a113a2a71b906e241bbdfbc5ff1b68f' 
  AND (
    token = 'Ou4AFUWc+xmNidRNVGvlh+znYsftbpKnTno20GVrfgM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )