UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MU5mAiSLtvJzSmDStSZ15ptZp3MjJkWqd6azvB7YXTc=' 
WHERE 
  key_id = '24b4ed959e0e71179bcfdca6bf36a2a2859858363102a0dd9033684369697725' 
  AND (
    token = 'MU5mAiSLtvJzSmDStSZ15ptZp3MjJkWqd6azvB7YXTc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )