UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '87oVF3NWuWNNWpWAf7ZR+ylpo4IaoklJjaEzSnxEd5A=' 
WHERE 
  key_id = 'f40ce598c2502942a4818b4974444b0f618db2f782efd69b20adaa10e33d1764' 
  AND (
    token = '87oVF3NWuWNNWpWAf7ZR+ylpo4IaoklJjaEzSnxEd5A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )