UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MjGsW0sLD3K+ylDa28l6RLK7BPp/+FuMAj9C4cnLnZY=' 
WHERE 
  key_id = '35cfca983c6e31d6194bb7d0934a02598af2d216314a921eada7d2d18e15f9d8' 
  AND (
    token = 'MjGsW0sLD3K+ylDa28l6RLK7BPp/+FuMAj9C4cnLnZY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )