UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm2KbHm0w6VGXLYOdgV9xrWM/BTbj3O4+C4SZ7At5nVQ=' 
WHERE 
  key_id = 'a6fda6e95cf31ad08b72c08c73f9f0f54d925b4d681d9bec373d9e44abd67e68' 
  AND (
    token = 'm2KbHm0w6VGXLYOdgV9xrWM/BTbj3O4+C4SZ7At5nVQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )