Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '0707cdf1ad309fb6e9103d35f32d80f18767ee5b1c5f617648cc910d17106976' 
  AND token = 'LttL4KvpSi5pTjZ3jR+cJpP2KsXtph39jbFI5Vw1pXY=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00037

JSON explain

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