UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uXEVdv92eTzqbMejHvoOZHV6rU2cCdCdDWyXkjEyO20=' 
WHERE 
  key_id = '31db83da898624b1246b3434fb8f8fb4ec0bd627da5bc510aa456500e0391aee' 
  AND (
    token = 'uXEVdv92eTzqbMejHvoOZHV6rU2cCdCdDWyXkjEyO20=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )