UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n8Yke1bXacIB9KCOBxb4quoXlzVuc4JagF3xqCtEK+M=' 
WHERE 
  key_id = 'e51c8431e5b980c506fe3d3a6bc7f9779e03bd44be5a8836f56cd8c96340823a' 
  AND (
    token = 'n8Yke1bXacIB9KCOBxb4quoXlzVuc4JagF3xqCtEK+M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )