UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2ndg9IfmP4/XaWgYVvhJM8UeqD9txCWmk1Ttx1yWElc=' 
WHERE 
  key_id = '1480ef274b2ba58404f2138130ac9e079f9f74b1d84ff6d048a682b76a9b03ba' 
  AND (
    token = '2ndg9IfmP4/XaWgYVvhJM8UeqD9txCWmk1Ttx1yWElc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )