Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'aa45f90f4a19dd934c7bce094e96377b6dd7f16e8e838c405a4ce47bf98d3127' 
  AND token = 'PT2wkEYmPWliSGNDaRvAqnyeCX07QkEUuJTWKiORAx8=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00030

JSON explain

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