UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PPEUXcr8GAZMTfqADh8q6rkGa7ThJCaDfAmD2CEJwbo=' 
WHERE 
  key_id = '4bb3370a4d09dbd8ece86a9c04e018684fb8cf048d7f3378e60b77fa2bdc6123' 
  AND (
    token = 'PPEUXcr8GAZMTfqADh8q6rkGa7ThJCaDfAmD2CEJwbo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )