UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2vdXEsiyAoqaQDLwHIi8VkdTsOh01aiSdo2iVfdnh6A=' 
WHERE 
  key_id = 'eb846ae53958799a92109518c42969879312b7a7c86650b298950a7014c4633e' 
  AND (
    token = '2vdXEsiyAoqaQDLwHIi8VkdTsOh01aiSdo2iVfdnh6A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )