UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A3Fngb1MuA/WFLPqs9f451jhPxLBb7vVe3ppvfd6nIU=' 
WHERE 
  key_id = '6af1048e407a1670dc42dd180b5c600ccf7fe151e2aea36dcd3562ef83bb7bd3' 
  AND (
    token = 'A3Fngb1MuA/WFLPqs9f451jhPxLBb7vVe3ppvfd6nIU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )