Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '623927b9da7c1801ee44b337d7c632a6ad1637228268a671e085870bb2c43653' 
  AND token = 'GPNCv2oQ7bFh5bbm5fph/1YhYf4XTydb+bm4Et2entA=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00039

JSON explain

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