UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z93knvy6EIHiPXVnE/ovNfJEtf/oB5/eqq8iSmbxoMA=' 
WHERE 
  key_id = 'b4bf68eb38cb1e292640b3931784dbd60e0ccb6e731404029b13728a6c5916b3' 
  AND (
    token = 'z93knvy6EIHiPXVnE/ovNfJEtf/oB5/eqq8iSmbxoMA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )