Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '8e24124085ae90add052788bdbeaf082bf326b485cb98efcccd8f43735ff7114' 
  AND token = 'Xsop55nrrLTB+izARJG/2sdqgQ4Rlq9Ghbt7qbF1Hes=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00044

JSON explain

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