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SELECT 
  1 
FROM 
  vi_lock_keys 
WHERE 
  key_id = 'cee6b25886308b3cb0137a211943182e5e0cfde3575b5752e5b6c4c038535343' 
  AND token = 'IntxR0f6T9z/9XhowQylihHzcR935DozhTZoI/q5hhc=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00012

JSON explain

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