UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3Z4p2VSh34klzyWQFgffrQNYdyJXF9ddLvuUJbLyxRA=' 
WHERE 
  key_id = '6a816d0d76a63f98885019d371cfcc66816428a8b2f83dd014e246ce521115f9' 
  AND (
    token = '3Z4p2VSh34klzyWQFgffrQNYdyJXF9ddLvuUJbLyxRA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )