UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LrFzG0ru/wH1OZjBaD8B2he6UUcDXpEmcG2OY7UE9+w=' 
WHERE 
  key_id = '23a76a791364d5bbe2bf367cace49bc2a8727e344d44a95929c6f3d3df231408' 
  AND (
    token = 'LrFzG0ru/wH1OZjBaD8B2he6UUcDXpEmcG2OY7UE9+w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )