UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A94nGTqVGp4lUDRMNMP6DJoAoUVGO1qehcwGxG0c+GU=' 
WHERE 
  key_id = '2542df601b2d12e834aec0e7a0e40c0de4ebbe665315ea5695dec27a4f9750d4' 
  AND (
    token = 'A94nGTqVGp4lUDRMNMP6DJoAoUVGO1qehcwGxG0c+GU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )