UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cdQ7L3zfjN8pHoRKgdfcX4gb0g+cvYR3jFUjDdfPvxs=' 
WHERE 
  key_id = '76e8b6c431d8b673fc6eaa3ae9b37a0bf522fc2665029dae750653108a406678' 
  AND (
    token = 'cdQ7L3zfjN8pHoRKgdfcX4gb0g+cvYR3jFUjDdfPvxs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )