UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L//iJ6xuF1C7elFL5NMuddJqxjm9w6VxHbifTX1VnUk=' 
WHERE 
  key_id = 'cf42d1d1f55b4c94744ac337156767d5bebe917311e80fd5e9eaedceeb6e8fd5' 
  AND (
    token = 'L//iJ6xuF1C7elFL5NMuddJqxjm9w6VxHbifTX1VnUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )