UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WNTkxvlLMFegjTlX+Xq7LBBd+mY2SxIXvHZ6CocIQo8=' 
WHERE 
  key_id = '15bfd9ca05c6283157a0c80ede747ef41810934eccb23f47c105245133b45437' 
  AND (
    token = 'WNTkxvlLMFegjTlX+Xq7LBBd+mY2SxIXvHZ6CocIQo8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )