UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Hx2l2zXVjcZfywORRj+q2NGpf4ruZaKY3iM6X4qI+og=' 
WHERE 
  key_id = '58de955b880834c4f1207e1ceb5a8a81204ed5cf395e9f1b25b32e713bd02b06' 
  AND (
    token = 'Hx2l2zXVjcZfywORRj+q2NGpf4ruZaKY3iM6X4qI+og=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025