Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = 'cce201136623c73ac8425ec892d7697bea14c77383a549c619ad5e8fb0ff3718' 
  AND token = 'FPqDd662ovPJq5d13CYFxyF0QaZDbBiy2Z73nx2fInE=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00033

JSON explain

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