UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vG2GcI4UX6/mPlLjqPoYoznS6PhCKjx0AUP9AUYr3bU=' 
WHERE 
  key_id = '1cad1bb6dd316658f52bd06f69dc633d12a0e739086a0ad825d372fe5031a8e3' 
  AND (
    token = 'vG2GcI4UX6/mPlLjqPoYoznS6PhCKjx0AUP9AUYr3bU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )