UpdateBoardNameAndQuery.groovy

import com.atlassian.greenhopper.model.rapid.RapidView
import com.atlassian.greenhopper.service.rapid.view.RapidViewService
import com.atlassian.jira.bc.JiraServiceContextImpl
import com.atlassian.jira.bc.filter.SearchRequestService
import com.atlassian.jira.component.ComponentAccessor
import com.atlassian.jira.issue.search.SearchRequest
import com.atlassian.jira.jql.parser.JqlQueryParser
import com.onresolve.scriptrunner.runner.customisers.JiraAgileBean

@JiraAgileBean
RapidViewService rapidViewService

def authenticationContext = ComponentAccessor.jiraAuthenticationContext
def jqlQueryParser = ComponentAccessor.getComponent(JqlQueryParser)
def searchRequestService = ComponentAccessor.getComponent(SearchRequestService)

def user = authenticationContext.loggedInUser
def view = rapidViewService.getRapidView(user, 1).get() // ID of board - you can see that in the URL

def updatedView = RapidView.builder(view).name('Some new name').build()
def filterId = updatedView.savedFilterId

def serviceContext = new JiraServiceContextImpl(user)
def filter = searchRequestService.getFilter(serviceContext, filterId)

def updatedFilter = new SearchRequest(filter)
def newQuery = jqlQueryParser.parseQuery('project = JRA ORDER BY Rank ASC') // new filter
updatedFilter.setQuery(newQuery)
searchRequestService.updateFilter(serviceContext, updatedFilter)

rapidViewService.update(user, updatedView)