UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zjAu/YNjARleH+f3blK0X3MXkt1VHYh1ShD4FsBu10k=' 
WHERE 
  key_id = '7f761f5695a82a672b780661bdf068c8c4bf4fe8e361397f11415df3909645b4' 
  AND (
    token = 'zjAu/YNjARleH+f3blK0X3MXkt1VHYh1ShD4FsBu10k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )