UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VfH1NwzfV77Dd5obybLdgbr1VTxf4BpRsDRRikIzz8c=' 
WHERE 
  key_id = '2a8a81b5b427b6e660d0b718fdd4a816eb96dcad182d1d776b67e7b9dba82a4b' 
  AND (
    token = 'VfH1NwzfV77Dd5obybLdgbr1VTxf4BpRsDRRikIzz8c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )