UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DhmUU4kgYEgRLmIOv0x3yBEx6c146KuqN0WdYphCqgA=' 
WHERE 
  key_id = '20af14ad1a0a306cb5f8f342517ee0b0c4ce3f1ad3ed074f526f172b10abf674' 
  AND (
    token = 'DhmUU4kgYEgRLmIOv0x3yBEx6c146KuqN0WdYphCqgA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )