UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nsa2/OXmtybpQyLe/IaUvsKkVF9m7XxNg/psChUNfco=' 
WHERE 
  key_id = 'c762c1698b5ffb7a7a235210eafb02c015172babcdf143bcf0f4b423710781d1' 
  AND (
    token = 'nsa2/OXmtybpQyLe/IaUvsKkVF9m7XxNg/psChUNfco=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )