UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p82JK9ppE5WUkG4w7eHN+uCI1fLEpG9sOnBdNUdCEt0=' 
WHERE 
  key_id = '84acec82e3fa296f5c8b0575e04ba7b9e1e3a77502da701d2501257a6afae4bb' 
  AND (
    token = 'p82JK9ppE5WUkG4w7eHN+uCI1fLEpG9sOnBdNUdCEt0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )