UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3aR0hdA08GDn2baJEKaEMZ9N04GzNWqDRYBGLJOmk2A=' 
WHERE 
  key_id = '796a829f0a86f195d102730f599512aa41624e0f31c6c40a18ad279e58f315f2' 
  AND (
    token = '3aR0hdA08GDn2baJEKaEMZ9N04GzNWqDRYBGLJOmk2A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )