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SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '26425f17c5698dcc146fa04ee7b0470f1a37176490bed458b8e609501a58aca3' 
  AND token = 'VZ4zET/M4WUhGEx/hRyAWpOVeutDn9Lp+8u7iYP65Y0=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00029

JSON explain

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