UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fp0zwlOTTG8J3+UDxMpIKQzz/VeHWxd83dxHgbri/LE=' 
WHERE 
  key_id = '5c6465ea98d9cf710ba587510075e0945ff7d15c01abebef0073af69a2de161e' 
  AND (
    token = 'Fp0zwlOTTG8J3+UDxMpIKQzz/VeHWxd83dxHgbri/LE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )