UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bXAj3klMJ0YchRTDieqU8E1SzSLhLz9u8HAgY22aFDU=' 
WHERE 
  key_id = '6ed0a23a75d641010bf604e2961ab4cf78f28674570a6e4884f9765f7d456e00' 
  AND (
    token = 'bXAj3klMJ0YchRTDieqU8E1SzSLhLz9u8HAgY22aFDU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )