UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pUnsa/4ARCUc4p3boZIYUgd08Qk56T1fJpUGkNVgKD0=' 
WHERE 
  key_id = 'e175e67515c5d02948313a75ade938ca8b9d45e87e11cb71c2fa43b33a29318f' 
  AND (
    token = 'pUnsa/4ARCUc4p3boZIYUgd08Qk56T1fJpUGkNVgKD0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )