UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'omjnJf63zZU4fXF6HzffA91SdCpnv6RARlI7FMTUDzw=' 
WHERE 
  key_id = '3fc59c221d15a0b28e5fda4094064be9b7a9a4fce279ef9df7d9dec19c684973' 
  AND (
    token = 'omjnJf63zZU4fXF6HzffA91SdCpnv6RARlI7FMTUDzw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )