Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '210f58cfe6c7b7cf5f78439b691b54978f034cb4325bc827ae700f4155eada2f' 
  AND token = 'Xt5PO5fwAXffHTSpJ+Ir3jwXLX1zrC1lvPDgobirm4Q=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00015

JSON explain

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