UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B6Qsur7kk7FituqhH0jkvbIRtnilBkxe6iUxs8eFzCo=' 
WHERE 
  key_id = 'dbcaba257c5083790f15b456ba2f043d435699c92839f29ba87bd2cba837908d' 
  AND (
    token = 'B6Qsur7kk7FituqhH0jkvbIRtnilBkxe6iUxs8eFzCo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )