UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r9+Dlzv//W7nNONaAX0WfzZQtHnexEOhMBjLgu5x2eo=' 
WHERE 
  key_id = 'fe7fb56a957aa5ab4ae9d0b8f4ee0dbec3fbbac76a5c9b060953db1897ec9817' 
  AND (
    token = 'r9+Dlzv//W7nNONaAX0WfzZQtHnexEOhMBjLgu5x2eo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )