UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BmehjNlsSw3oplF8P1ZaiRJFF47o1lIZPKBAqcuQ18k=' 
WHERE 
  key_id = '501ba84fed70eb6affea88156bae9f9729193ff0fbf1badde08673b3d9c5b323' 
  AND (
    token = 'BmehjNlsSw3oplF8P1ZaiRJFF47o1lIZPKBAqcuQ18k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )