UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Eut28LTSdsvXpSC+liaQq9+00PLcqXldAMlbt/zWYrw=' 
WHERE 
  key_id = '2a7b3876a6e65c2723915f30575c63b31bef48705ef0fb5da2a7baad32e3199b' 
  AND (
    token = 'Eut28LTSdsvXpSC+liaQq9+00PLcqXldAMlbt/zWYrw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )