UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B1Ij6piypKyWWwDNqRYsHT9kRrZCjKoM1pWvAMWkKKo=' 
WHERE 
  key_id = '768490d52b4dd44ada2af70a94ca08333f3f1fcdbdd79421ce69ae78ab0e7866' 
  AND (
    token = 'B1Ij6piypKyWWwDNqRYsHT9kRrZCjKoM1pWvAMWkKKo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )