Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '43117ea4ef813dd4b9773c18579a9f8d8c804898191ca18972e4cb4841abf38e' 
  AND token = 'jKP1juXMOWex2p9pXBydNYVvPqiaP7dKdtKv9UrsW/o=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00020

JSON explain

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