UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q+nhVGxhhqfXPsRUdkVI6S0vNBSKmiDaIZmzg2Eojp8=' 
WHERE 
  key_id = '81c459017d31961d5f2127793543c81b169c94ac064d545fc81afe743cd2edd6' 
  AND (
    token = 'Q+nhVGxhhqfXPsRUdkVI6S0vNBSKmiDaIZmzg2Eojp8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )