Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'bbf1ea80afba8d91367ee8574ae00fec08a6606e29aa6c11b32a684ad5c9866a' 
  AND token = 'LvtNVGW+OOihwlSKV22obdhFx9Q9rhH/qOPWDgTpsJA=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00019

JSON explain

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