UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MUH2T0GNZ0pFH7OaZf7DrBuoQK0HoZx9fDBFa+DplJw=' 
WHERE 
  key_id = '42a63fead0edf2b2ff32d231d30a72b021e8d7b9da72700cbc9a6bc5a436751a' 
  AND (
    token = 'MUH2T0GNZ0pFH7OaZf7DrBuoQK0HoZx9fDBFa+DplJw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )