Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '0d2225ceb9dc8c3934a0e3c533422dadb4a5d13229767359ae2627f0893fa5e9' 
  AND token = 'l4BiKxDbBflEZrx8DwSM0Ssqd98l5SxHh42tdV7hKu8=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00014

JSON explain

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