UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z08QbYWyMB9QHdIL1XPZdvrOJWUY2vx9OMSwUSeUjZU=' 
WHERE 
  key_id = '0930002d91c1170fa77306e15e37f414c27c7b3438b99d83a8b1454c133a36c4' 
  AND (
    token = 'Z08QbYWyMB9QHdIL1XPZdvrOJWUY2vx9OMSwUSeUjZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )