UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3fiN6eoV4bYMFwpNBNhx8xAeqgTJiyxCXg2UKwqMaIk=' 
WHERE 
  key_id = '38bb9136edbdaefec2ecaffc8656c85605f75d451babe5f0d56ec8b1405c75df' 
  AND (
    token = '3fiN6eoV4bYMFwpNBNhx8xAeqgTJiyxCXg2UKwqMaIk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )