UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'me8X43tBWo6SaWUkrmp+ieZixdg1Oyj7ZgLmajVZxIY=' 
WHERE 
  key_id = '2b1cef5cd75c52618819dd47f9bac6b8465247d83f1046528d3d8d51e5036b9a' 
  AND (
    token = 'me8X43tBWo6SaWUkrmp+ieZixdg1Oyj7ZgLmajVZxIY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )