UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iiAeNgNDZjTvt3uu+5FYieTUivB+VNbBu+FdXWmgNmc=' 
WHERE 
  key_id = '28b8659be495182c35119be6474904a0c4ad872313d537d73f031d56e9dccd8a' 
  AND (
    token = 'iiAeNgNDZjTvt3uu+5FYieTUivB+VNbBu+FdXWmgNmc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )