UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Si41smhy9sb7YTr1bf2CuMOrbPi7yjOtfKUWuZhgmTY=' 
WHERE 
  key_id = '847403b18d54bc64bf3458d800a9068b16391b51e44a7f6ba9812404830fc670' 
  AND (
    token = 'Si41smhy9sb7YTr1bf2CuMOrbPi7yjOtfKUWuZhgmTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )