UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's2Gtq+BpTAXxaVtPctYiKriqyxTbNwCBUdyIJ4NUqtY=' 
WHERE 
  key_id = '315d55e69df7b3f452833f07bd15311a7ddd8e255c8d62ec13cbb69c594ca6fa' 
  AND (
    token = 's2Gtq+BpTAXxaVtPctYiKriqyxTbNwCBUdyIJ4NUqtY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )