UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dYlp9nvjO9K8kYzx/6Z5La9aLX0Gt4NdjVP42UBOqpU=' 
WHERE 
  key_id = '8b1dd924b81b8b736ad4a7a4dc20a014b13208012dc2b7ed0f86a0197478d7d8' 
  AND (
    token = 'dYlp9nvjO9K8kYzx/6Z5La9aLX0Gt4NdjVP42UBOqpU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )