Sandbox

SELECT 
  1 
FROM 
  vi_lock_keys 
WHERE 
  key_id = '97047d2e1e829bbc415dcd145df032c55a009dba1050c3289da5c8b4f19cfc61' 
  AND token = 'EM1+oorFFisXghLfWYFS6a/9GL1rYUnQUhH7qZCQ4N4=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00009

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "message": "Impossible WHERE noticed after reading const tables"
    }
  }
}