UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4N8QtIu7fo2rbhzQOV+W+lUTMXOtubd7ZATmRIH0qv4=' 
WHERE 
  key_id = 'fb972865dc8c1f513fc59a99a8c72a8b6b732fd3d094a9712af5569076b7dae3' 
  AND (
    token = '4N8QtIu7fo2rbhzQOV+W+lUTMXOtubd7ZATmRIH0qv4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )