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# 1 month expiration
expiration_time = 60 * 60 * 24 * 30
patterns = %w(mailer:* migration:*)

patterns.each do |pattern|
  RedisClient.keys(pattern).each do |key|
    if RedisClient.ttl(key) == -1
      RedisClient.expire(key, expiration_time)
    end
  end
end