UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MiES8VJiIqkZI08+E77hxh+WInciuz8/3nx1d/blXAs=' 
WHERE 
  key_id = '4ad6ecaf2c5ded0a8dbf1a209cbca3806756dfba3893ac396c0b4fed2e0d0f1c' 
  AND (
    token = 'MiES8VJiIqkZI08+E77hxh+WInciuz8/3nx1d/blXAs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )