SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '1072b23183565d9ec8c60178cc951ae02083116b00d0b83a3b4040efcb2f59c6' 
  AND token = 'GeWNK7kLpUkW7keQ8q1miv7G05/2GD7194yBG6MT08E=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00017

JSON explain

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