UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gr48RF+ncjUs1BunKAlfPmhM88EskOj6lkXD5FYJCQM=' 
WHERE 
  key_id = '51b0b986cacf7508bd868e571e76723405e2984fb19fa6a193ce838e1ffb4ed9' 
  AND (
    token = 'gr48RF+ncjUs1BunKAlfPmhM88EskOj6lkXD5FYJCQM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )