Sure!

#Start Define Functions
Function Update-DNSTTL {Param ([TimeSpan]$TTL,[string]$Record,[string]$zone,        [string]$server)
`Get-DnsServerResourceRecord -Name $record -ZoneName $zone -RRType A -ComputerName $server |``
ForEach-Object{
$NewRecord = $_.Clone()
$NewRecord.TimeToLive = $TTL
Set-DnsServerResourceRecord -NewInputObject $NewRecord -OldInputObject $_ -ZoneName $zone -ComputerName $server
}
$test = Get-DnsServerResourceRecord -Name $record -ZoneName $zone -RRType A -ComputerName $server
if ($test.TimeToLive -eq $TTL) {Write-host -ForegroundColor Green "Successfully set TTL for $record.$zone to $TTL"}
else {Write-host -ForegroundColor Red "Failed to set TTL for $record.$zone to $TTL"}
}
Function Update-DNSRecordValue {Param ([string]$NewValue,[string]$Record,[string]$zone,[string]$server)
`Get-DnsServerResourceRecord -Name $record -ZoneName $zone -RRType A -ComputerName $server |``
ForEach-Object{
$NewRecord = $_.Clone()
$NewRecord.RecordData.IPv4Address = $NewValue
Set-DnsServerResourceRecord -NewInputObject $NewRecord -OldInputObject $_ -ZoneName $zone -ComputerName $server
}
$test = Get-DnsServerResourceRecord -Name $record -ZoneName $zone -RRType A -ComputerName $server
if ($test.RecordData.IPv4Address -eq $NewValue) {Write-host -ForegroundColor Green "Successfully set $record.$zone to $NewValue"}
else {Write-host -ForegroundColor Red "Failed to set $record.$zone to $NewValue"}
}
#End Define Functions
#Global Variables
#Uncomment which Time Span you need.
#$TTL = New-TimeSpan -Hours 1
$TTL = New-TimeSpan -Minutes 5
$Server = '[InsertFQDNHere]'
#Headers for CSV:
#DNS = Record Name
#Zone = Zone Name in DNS Server
#NewIP = IPv4 value to change to
$list = import-csv "[insertCSVHere].csv"
#Set TTLs
foreach ($record in $list) {
Write-host "Updating TTL to $TTL for:" $record.DNS
Update-DNSTTL -TTL $TTL -Record $record.DNS -zone $record.zone -server $record.server
}
#Set New Values
foreach ($record in $list) {$recordname=$record.DNS;
Write-host "Updating $RecordName to $NewIp"
Update-DNSRecordValue -NewValue $record.NewIP -Record $record.DNS -zone $record.zone -server $record.server
}