Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '1af25db585c442ca72a663023f4408100bf58bc8cfb4d33e8c4a4ce8c08b9d9e' 
  AND token = 'eBDRCYCo16WxFBRQyF8YPw9+o2tH8AEqmliYzSQPFLo=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00025

JSON explain

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