UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sl55ni8T5kezdAuFqnd5GRzb35zRGZqoTqmSgjbohtQ=' 
WHERE 
  key_id = '9a027a2c700e2a4f946bd383eee76d10797f13c5103014e8540ab2dd171273d2' 
  AND (
    token = 'sl55ni8T5kezdAuFqnd5GRzb35zRGZqoTqmSgjbohtQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )