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SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '1ce33c7765bdf79b5f81c44090ffb412a4bb39b88c92315b8cbb0fdbe616591e' 
  AND token = 'O55CmgK5Ae19vSQ8+jPVsET/ySRx/YiuafK2VnF0heg=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00029

JSON explain

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