UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Aa/LLlDxsxfli+EEjEbkYvUiLcH39Mv5n90aFLileuY=' 
WHERE 
  key_id = '81a62dc31e289aad4bf6c4ebaad1c84a666f1f94717fb28de0283f9cd14aee8f' 
  AND (
    token = 'Aa/LLlDxsxfli+EEjEbkYvUiLcH39Mv5n90aFLileuY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )