Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '87a1d80b49f3af01d63c39e74bc44153aa8f89b632768493fab7882adc1b3337' 
  AND token = 'LeyIFFjo7DrrIEuT3SCAbM9CUUq2howCpPTma163Vdk=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00029

JSON explain

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