Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '061170949b63bfd4d87cb962d39d711f96b27dde65c85faf11f97aaa78efdc28' 
  AND token = 'VUMa3opRv2JCvkJthxxsqFtfliMCGydrO2XVS1Ef+g0=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00020

JSON explain

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