Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = 'c0ee47a0399f78d83a181021dd6af776888246657118496b539ad72cdc0ce3ed' 
  AND token = '4M0/GrkTzBHJe0a+LLTlasQhk3VaXlE0SGgPX3YNlMU=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00030

JSON explain

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