UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/a8jIVJwNaJTWjWZ1GkCGVkdozgCCBiz6tmgjaUi3JM=' 
WHERE 
  key_id = '863a766683e53ff7c80fc97931c80fe7f92226bcc24e3336492e3da2c39b2308' 
  AND (
    token = '/a8jIVJwNaJTWjWZ1GkCGVkdozgCCBiz6tmgjaUi3JM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )