Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'bd0fd52d271c3bd5c1861dbb30ac45c52207ace7ea1bd36f781d8b81f5c1a2b3' 
  AND token = '3MsypN9IVFBE5heNs4XjwymgjINgs25H8XgrHS5XdHk=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00018

JSON explain

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