UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kg2rhpulw3wT5nl158K9fb8GuKIIlCf5CaLZyLkxGYg=' 
WHERE 
  key_id = '6401adc2861aa4d656924b1afa0801dd789f1fa5b4ea74915eefa9ff9d803da1' 
  AND (
    token = 'Kg2rhpulw3wT5nl158K9fb8GuKIIlCf5CaLZyLkxGYg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )