UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H/DxVx6KztgYbyvFjbJbqrqGeu/u9ek2ObgMDngHRKM=' 
WHERE 
  key_id = 'f50c1072317e65f9f486e4b46c993f5938035dea65d1738e1742ad478b1ba7d4' 
  AND (
    token = 'H/DxVx6KztgYbyvFjbJbqrqGeu/u9ek2ObgMDngHRKM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )