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SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = 'd83a6a0ce37202ec1b3e7d66dccf69699eafdaf4dff6c163b21535ff609399ef' 
  AND token = '6J7Js9h7c4S7jW60q2I24oUzqmOhVk0GrlMSUCVEz30=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00044

JSON explain

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