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SELECT 
  1 
FROM 
  vi_lock_keys 
WHERE 
  key_id = '07fbcea441c23ed4e22ffef7e4fa097a8a67a3219847b471486310c7695a0089' 
  AND token = 'ACzMXkk5VnjxTsPtRE+CT9O3h09hpd7igP8qaxK8isY=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00007

JSON explain

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