UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fl3hkdQ4dl2zo8nMQjRZsGuRynfXkLPtp4AWnoByH8o=' 
WHERE 
  key_id = 'a82c8909f977070964fd4893526184907316371f24c87f222e15d213e02e4786' 
  AND (
    token = 'Fl3hkdQ4dl2zo8nMQjRZsGuRynfXkLPtp4AWnoByH8o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )