UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'igklgoJ3wYBA5H7f5hXsGbl0eRx95FFIM0RucxY+etc=' 
WHERE 
  key_id = '4fdf2eb7449bc073ea079c430b0410c94ae1f3795a73329d6cb0a9627cf1963f' 
  AND (
    token = 'igklgoJ3wYBA5H7f5hXsGbl0eRx95FFIM0RucxY+etc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )