Sandbox

SELECT 
  1 
FROM 
  cscart_aprillock_keys 
WHERE 
  key_id = '1da0d401f9412a3986fab7260ae9e2fe5ee46224dac4f2e219f4022f5473c59e' 
  AND token = 'i0rgJt1bpcQYUdnHCDGRDqgZMHJ5E6jR4gJoe0T8eM4=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00021

JSON explain

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