UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a+ubGtV9x/Z408CbnWOaJGpGepbgyfItPdG9cPxXm0w=' 
WHERE 
  key_id = '3c2d96ac4f8bbd778ae4bdb73b3d054513d756d51c5142a89ea2e145561e49d7' 
  AND (
    token = 'a+ubGtV9x/Z408CbnWOaJGpGepbgyfItPdG9cPxXm0w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )