UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lXTuMYRhZnzpt3VGkqenf7KTuxkBboIWNjU2zTHCfWE=' 
WHERE 
  key_id = '7fcc97bc84931d849685b912c2b71ee182522255a04e887b3f36820a959c7674' 
  AND (
    token = 'lXTuMYRhZnzpt3VGkqenf7KTuxkBboIWNjU2zTHCfWE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )