UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zhh9ZwCxX9ED/aCy8XAd95bJmLBfZ9o5FamiSMvg5cs=' 
WHERE 
  key_id = 'd87f042262a38917cb3fa124007a70771faa22c83b6019843ef6fc1e65a4be01' 
  AND (
    token = 'zhh9ZwCxX9ED/aCy8XAd95bJmLBfZ9o5FamiSMvg5cs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031