UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PEdHBV0CJVsfbfw6hTfQLpLCvF6xixSPN0kMk239Kv0=' 
WHERE 
  key_id = '8102399cc9bb04d0e4957381239c52c7585fc954b2a9301ef1dd9842d638de21' 
  AND (
    token = 'PEdHBV0CJVsfbfw6hTfQLpLCvF6xixSPN0kMk239Kv0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )