UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jAssVLJoqdrxnlE5dRgJyHWbtH9vjJlLMdAPHgAn/Cw=' 
WHERE 
  key_id = 'e849ec9422e4f81d4f72a305f88498adad75669ba0f3060a263d065876cae634' 
  AND (
    token = 'jAssVLJoqdrxnlE5dRgJyHWbtH9vjJlLMdAPHgAn/Cw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )