UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cFD1ZjktTy9QxcpsZFcwCoUjrjs1kYLMxLS+WLAttRU=' 
WHERE 
  key_id = '6e4944fa1fb1c2c7f3ea0601fc4835993dcf3c1622922496f545a4c7c2ddac18' 
  AND (
    token = 'cFD1ZjktTy9QxcpsZFcwCoUjrjs1kYLMxLS+WLAttRU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )