UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ephslzncaYCbgjpUZ3b5kPhWh+4AhXG/aMO7oJhGMpM=' 
WHERE 
  key_id = '6ae7a4ba3cdc4e030f0184da535abd75eefb544c6761c87927a5bd3e9e7b9f5c' 
  AND (
    token = 'ephslzncaYCbgjpUZ3b5kPhWh+4AhXG/aMO7oJhGMpM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )