UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pBNhKkDgYvse52M2ZU54Y9lWgZnfhDD388Sr9UOy6IU=' 
WHERE 
  key_id = '833d630780f8313138c7342643c442b7f9db62861b822bebff5c0af0c41d298e' 
  AND (
    token = 'pBNhKkDgYvse52M2ZU54Y9lWgZnfhDD388Sr9UOy6IU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )