Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '2db9701ce16607eac5fcd9bd6b4b3187a1e616b52766d69e03d33c5ba0dae2cb' 
  AND token = 'uNM4B3LWuxKSsUSVcXdtV/XVmULd4ZXk3t2pCwoz62o=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00038

JSON explain

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