diff --git a/data/config-schema/src/main/java/net/corda/schema/configuration/LedgerConfig.java b/data/config-schema/src/main/java/net/corda/schema/configuration/LedgerConfig.java
index b27df119c..cbfaf7aa5 100644
--- a/data/config-schema/src/main/java/net/corda/schema/configuration/LedgerConfig.java
+++ b/data/config-schema/src/main/java/net/corda/schema/configuration/LedgerConfig.java
@@ -12,6 +12,8 @@ private LedgerConfig() {
     public static final String UTXO_TOKEN_SEND_WAKEUP_MAX_RETRY_DELAY = "tokens.sendWakeUpMaxRetryDelay";
     public static final String UTXO_TOKEN_CACHED_TOKEN_PAGE_SIZE = "tokens.cachedTokenPageSize";
     public static final String UTXO_TOKEN_CLAIM_TIMEOUT_SECONDS = "tokens.claimTimeoutSeconds";
-    public static final String UTXO_TOKEN_CACHE_REFRESH_PERIOD_MILLISECONDS = "tokens.tokenCacheExpiryPeriodMilliseconds";
+    public static final String UTXO_TOKEN_CACHE_EXPIRY_PERIOD_MILLISECONDS = "tokens.tokenCacheExpiryPeriodMilliseconds";
+    public static final String UTXO_TOKEN_MIN_DB_BACKOFF_PERIOD_MILLISECONDS = "tokens.dbBackoffMinPeriodMilliseconds";
+    public static final String UTXO_TOKEN_MAX_DB_BACKOFF_PERIOD_MILLISECONDS = "tokens.dbBackoffMaxPeriodMilliseconds";
     public static final String UTXO_BACKCHAIN_BATCH_SIZE = "backchain.batchSize";
 }
diff --git a/data/config-schema/src/main/resources/net/corda/schema/configuration/ledger.utxo/1.0/corda.ledger.utxo.json b/data/config-schema/src/main/resources/net/corda/schema/configuration/ledger.utxo/1.0/corda.ledger.utxo.json
index 33fae6472..86e4e46b2 100644
--- a/data/config-schema/src/main/resources/net/corda/schema/configuration/ledger.utxo/1.0/corda.ledger.utxo.json
+++ b/data/config-schema/src/main/resources/net/corda/schema/configuration/ledger.utxo/1.0/corda.ledger.utxo.json
@@ -64,6 +64,18 @@
           "type": "integer",
           "minimum": 0,
           "default": 600000
+        },
+        "dbBackoffMinPeriodMilliseconds": {
+          "description": "Minimum backoff period in milliseconds for db calls that do not fulfill a token claim request (default half second)",
+          "type": "integer",
+          "minimum": 1,
+          "default": 500
+        },
+        "dbBackoffMaxPeriodMilliseconds": {
+          "description": "Maximum backoff period in milliseconds for db calls that do not fulfill a token claim request (default 1 minute)",
+          "type": "integer",
+          "minimum": 1,
+          "default": 60000
         }
       }
     },
diff --git a/gradle.properties b/gradle.properties
index 80ac23357..3d46eb3f2 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -5,7 +5,7 @@ cordaProductVersion = 5.3.0
 # NOTE: update this each time this module contains a breaking change
 ## NOTE: currently this is a top level revision, so all API versions will line up, but this could be moved to
 ##   a per module property in which case module versions can change independently.
-cordaApiRevision = 8
+cordaApiRevision = 9
 
 # Main
 kotlin.stdlib.default.dependency = false