UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '54j/9GDqHTNXjdYpoE+3GjZtOFrSyxJjPkrdkeyTw88=' 
WHERE 
  key_id = '03ba97980f185a6f73f4cea8f980d1c75d8354a5357b5dc41ff5a03a94d8aa88' 
  AND (
    token = '54j/9GDqHTNXjdYpoE+3GjZtOFrSyxJjPkrdkeyTw88=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029