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SELECT 
  1 
FROM 
  vi_lock_keys 
WHERE 
  key_id = '06a2240d799f3e7176f4f91ed5f3c16a312a76326891c792ccff175b23d5b7d9' 
  AND token = 'Yg6SqudteThZO2OlwkVvwgQ6cX97TqxNFGNGiZMoci0=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00011

JSON explain

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