UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u1lZz/S5v4FJf0NEZ5qjBX50jdAXiEtkwJ4E47wmAzg=' 
WHERE 
  key_id = '55d9ca30e4deec76ecadccddd185181e384140731630da34c57b54a2dbd63a5a' 
  AND (
    token = 'u1lZz/S5v4FJf0NEZ5qjBX50jdAXiEtkwJ4E47wmAzg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )