UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yxmxofQZhlLbfTOHAuHSHo0TCxXV/lqjHxnKuHMub1o=' 
WHERE 
  key_id = '472f667449813867e4de8412183cac5e356f028e02b818a150df05ee1d6bca12' 
  AND (
    token = 'yxmxofQZhlLbfTOHAuHSHo0TCxXV/lqjHxnKuHMub1o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )