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SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '446e48a1c557a3e6edc9fce349254f1715017657010110b42600c79e9d278327' 
  AND token = '6yBNfDayQAeePWoqa/NOzJH9K4eCIYVy5RAG8xH0jD0=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00017

JSON explain

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