UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ukG7Wlu9k3196DX2nSBNPiupFxlYkB2uWh95Ai/Lcdc=' 
WHERE 
  key_id = '19965c3ced8090fa5d5c807969417397f2ffbf832a6c32911420a1a7c8bd62af' 
  AND (
    token = 'ukG7Wlu9k3196DX2nSBNPiupFxlYkB2uWh95Ai/Lcdc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )