UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0Cq2YKr9ZZepGu3JdwHkjuZDO4VZPze5zua2L7aVcVY=' 
WHERE 
  key_id = 'b6ae42ed09af4386e8d2ae86bd6a68d0f5c6e36872783b975e3be0295e3fa447' 
  AND (
    token = '0Cq2YKr9ZZepGu3JdwHkjuZDO4VZPze5zua2L7aVcVY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )