UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bxq1J9QmFbGsuzE/YrdenOgp5bD13UZtiJn7zAN96UE=' 
WHERE 
  key_id = '68eee87d5f2f198f9c0ed0ac96ea35fd986a4ae435e42d9cc568b2234407b307' 
  AND (
    token = 'bxq1J9QmFbGsuzE/YrdenOgp5bD13UZtiJn7zAN96UE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )