UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7rFnSeZ2hytuy2MJPf5vwAdcUyt4RRhEQ/9UQ9NER4Y=' 
WHERE 
  key_id = 'd6d81516d175077c7dcb73c0b00e1a6da3f9c556d844e7aaf1e0e58b0bbf252d' 
  AND (
    token = '7rFnSeZ2hytuy2MJPf5vwAdcUyt4RRhEQ/9UQ9NER4Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )