Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '787b54ed350c37d7727545612dacfe70047620459feb1e721d8cd877ca00be9c' 
  AND token = 'yWdxhbUgmKdsuLMhWX7vFIPNH9QdnCy4HKc7Fs+dDNU=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00028

JSON explain

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