Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '36c5e6b7b959eaac46b38d41ae01eae5b2b15dc35df3de5d15d85bda6781f98c' 
  AND token = '3H1Uw0BfSEi60DdgMyR6Y2+o/NIy8opHyUuvvwUv6bI=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00044

JSON explain

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