UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mZRNT7j1Hrn0LA2bTV4q0z4emgCyJxbbXd8X68Negr0=' 
WHERE 
  key_id = '962e95bac075a925df67e0caaffb366d0bc85f7bc9af4b792e35c0b4511534dd' 
  AND (
    token = 'mZRNT7j1Hrn0LA2bTV4q0z4emgCyJxbbXd8X68Negr0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026