UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rJMvNcTY4AYX28JUxDOeWpzkvUta09mwK5zanidU+OQ=' 
WHERE 
  key_id = '3ceac56918896e420a3efa24ab076f6f6e42bc23824f1af9378c7898130e8d70' 
  AND (
    token = 'rJMvNcTY4AYX28JUxDOeWpzkvUta09mwK5zanidU+OQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025