Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '9a05cc32b1666aca25c7885c77bb11226b1297eb991d45b6cafcc92aeb63f20f' 
  AND token = 'spbbGYlGFk3OtW8HOuapwVTh/fNlveFYe6/Xuy0jc/M=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00030

JSON explain

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