UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TSnClYW2W2wdVclSMEwoUWqFi/7xq5HzTMrhFjqjp2g=' 
WHERE 
  key_id = '6b921b1a69d60611106dbba18941269234df9d93cf1ca235463fcfeacc32bf8c' 
  AND (
    token = 'TSnClYW2W2wdVclSMEwoUWqFi/7xq5HzTMrhFjqjp2g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )