UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zPAiDO1v1ALClSJt62KaGJSFWLw9nOWvCmPcyhYZ6f4=' 
WHERE 
  key_id = '79b91292f6713a2f9a65d12965c34f9402c57796b5a20565d08954cf487f40b8' 
  AND (
    token = 'zPAiDO1v1ALClSJt62KaGJSFWLw9nOWvCmPcyhYZ6f4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )