UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hKrz7JYqi2XonmRKWwp2FiDu07KddzhlWeA71GEAHSE=' 
WHERE 
  key_id = 'ce68993c607ad55358c9ee4ea0bb5e1b5cf215b9c8cdc6340ba4931e72f57a93' 
  AND (
    token = 'hKrz7JYqi2XonmRKWwp2FiDu07KddzhlWeA71GEAHSE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )