UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FlLbmA5Zj7LFu6SN3Ky0nWfrNGlRN4LeJ5tQJ+Tsz8Y=' 
WHERE 
  key_id = '8c947ba8f56ad39bd105187264d6c70eb09e68a4de1d0e9717ed62e56eb3d8d8' 
  AND (
    token = 'FlLbmA5Zj7LFu6SN3Ky0nWfrNGlRN4LeJ5tQJ+Tsz8Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )