UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6mGYIwSRu7/qLGLmxzWMJ11nO04WafAeVFuycfdo8Og=' 
WHERE 
  key_id = '8a72b70d0f55f292db280979ad2670b97f723a5b38ca1f38891cd4ff1e120698' 
  AND (
    token = '6mGYIwSRu7/qLGLmxzWMJ11nO04WafAeVFuycfdo8Og=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )