UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qDB6y6GEsXPV6R95pwNiqQdq/hTTByRF6Gd3+htprZU=' 
WHERE 
  key_id = '021e3d1de9736dcb208b6299a2f281ffc68bb887bfc6f8219c4de068d2914a8f' 
  AND (
    token = 'qDB6y6GEsXPV6R95pwNiqQdq/hTTByRF6Gd3+htprZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )