UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bB62t/U38uw6IELUMULRrHo43wzylLDCc3N+wxlB+GY=' 
WHERE 
  key_id = '81e31a2d1099a5fca1aad891a36269e99941f718cb10baebb7e3ea2c33d027b3' 
  AND (
    token = 'bB62t/U38uw6IELUMULRrHo43wzylLDCc3N+wxlB+GY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )