UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RhMCeCqTea1KBlGOP02ch7pbTvmhpsfwiCXUdIHpejY=' 
WHERE 
  key_id = '8c61d4f805be2086221cfd51be989b44310a0dd6e5946ea91764564152f688bb' 
  AND (
    token = 'RhMCeCqTea1KBlGOP02ch7pbTvmhpsfwiCXUdIHpejY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )