UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm/FdRb9aN9wOyeP4zYTyk/DgJZlYOg9ujTq6tX5XlAM=' 
WHERE 
  key_id = '8b4ad578b5830e28fa383aa27dc04e75f950720b697ef91708581b68d66a27b5' 
  AND (
    token = 'm/FdRb9aN9wOyeP4zYTyk/DgJZlYOg9ujTq6tX5XlAM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )