Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = 'b64f7ae14f97b580f46036fb3a29c196a5f17b7595262052167ceafe40536397' 
  AND token = 'NtxF2hoSyCndBGRv7so81ck0s3V8E3gPNOBx251OJ9M=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00030

JSON explain

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