UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CSfkxhfwmTuD2i2JHgZth4iZCsSp4xZsqqp+77OFNY8=' 
WHERE 
  key_id = '6af4e21834c0b6c3772d21103d2838d0c7677e5ecb55a4d0f922187125c1bb49' 
  AND (
    token = 'CSfkxhfwmTuD2i2JHgZth4iZCsSp4xZsqqp+77OFNY8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )