UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KhSdYMavo+HqtwYh5z3JeNmdnJFzQdCkb6J5cqKsz5Y=' 
WHERE 
  key_id = 'b594d4b0a7ec7fb274f9aff72ed1f2ea80202470be24b685829f7bede3b74774' 
  AND (
    token = 'KhSdYMavo+HqtwYh5z3JeNmdnJFzQdCkb6J5cqKsz5Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )