Sandbox

SELECT 
  1 
FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'ca1388bd485166e3f2e3dec34fc5e1bedf90d816908e79f56642552dc06a2940' 
  AND token = '5JIcUiP4Mjus7rryGnX2UiP+QlARzCvA3EeE5gme1yQ=' 
  AND expiry_at > UNIX_TIMESTAMP(NOW())

Query time 0.00084

JSON explain

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