UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SCl4Vz7LiB+SgntUSPMY7TYftw3zKlKjc9M3AdIUm6s=' 
WHERE 
  key_id = '8ef689f18e7003c45b7a1d35abe6c117aac839901f295900c5c2d5eb390089b0' 
  AND (
    token = 'SCl4Vz7LiB+SgntUSPMY7TYftw3zKlKjc9M3AdIUm6s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )