Sandbox

SELECT 
  1 
FROM 
  cscart_june_setuplock_keys 
WHERE 
  key_id = 'c3a83430d7a4f19d4258ace417ab59df95a6b7ba2982cb1a86b129796ce5feab' 
  AND token = 'oqnZp1m8HpoAmzDD6GMq/PTHolPPANe2E7sqHSWcMxU=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00035

JSON explain

{
  "query_block": {
    "select_id": 1,
    "message": "no matching row in const table"
  }
}