UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BrUaWHBgvLmFuYs400XQ/tQUIlWsKkAfOUxQ5483moo=' 
WHERE 
  key_id = '9f52ce390db8965c9bb9796680e74e1972e35d1fba2733f04de527dd27a79c3a' 
  AND (
    token = 'BrUaWHBgvLmFuYs400XQ/tQUIlWsKkAfOUxQ5483moo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )