UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MKptqoqytKWL7EQlOvbLQ0Creo4wuzYsrhDWjI/ie9M=' 
WHERE 
  key_id = '53f4bc3dee04b2c561c544a1e1021d49f9d8fff783aff04350fad8db08852f03' 
  AND (
    token = 'MKptqoqytKWL7EQlOvbLQ0Creo4wuzYsrhDWjI/ie9M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )