SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = '00ac7c33fdd779d96d76076f3dc782648a24a5b945f67678be68545abef593be' 
  AND token = 'cCPYCHHLGkKIFMKGjkqmSzRDC3iJWdexnFwe5AigMug=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00014

Explain
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE Impossible WHERE noticed after reading const tables