UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c8DGJA9IsOHtDKKOiiZuJeW26aLIBCGsZHJCEAOC8VQ=' 
WHERE 
  key_id = '8e8d50cf0c3279213cc2039f6916b73bd24afa408bba4b164076153add94d750' 
  AND (
    token = 'c8DGJA9IsOHtDKKOiiZuJeW26aLIBCGsZHJCEAOC8VQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )