UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z18zh8hAltp3eXEk7RRzdcrKWO9l6lPcWnwFqkAu+wk=' 
WHERE 
  key_id = '3544480fa80f6d3623eca0bc475794afc12db1001e195f6b23a1fbc15f408fd5' 
  AND (
    token = 'z18zh8hAltp3eXEk7RRzdcrKWO9l6lPcWnwFqkAu+wk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )