Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '9bfb40a08637bac786eb1ae8d28ce99bc6b2e455ad8c2e3519ba67d7a5029133' 
  AND token = '7Wdqtm75UkyaMGM4jKyClGpp8sDiEEgUVTbtsfU/3e4=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00045

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "message": "Impossible WHERE noticed after reading const tables"
    }
  }
}