UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fl8sqx127XgolfLbWfpH2HnbsvQ6SYhmKPwfi6vk/cM=' 
WHERE 
  key_id = '6c670aeaa69c29fbbb939d7f12f4afa0443fe5dbc6902fb8aa24d1131706dfd9' 
  AND (
    token = 'fl8sqx127XgolfLbWfpH2HnbsvQ6SYhmKPwfi6vk/cM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )