UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iBaVaqZzCrizrdsrKF93OwsvIigFZWNL9HrPi6AVLx8=' 
WHERE 
  key_id = '56a676a2f995092ffcb0516d52c471ee77bba999192ea63a93c2c6406d27f46e' 
  AND (
    token = 'iBaVaqZzCrizrdsrKF93OwsvIigFZWNL9HrPi6AVLx8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )