UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nDOBfyq3OO3KLrOt5IYhAhvsDrBib0pKF33Mb1//xwc=' 
WHERE 
  key_id = '6c3449ac844f66ab7cab8310ffdb69c12165d5a06ea16f6b3a0f0efb510f1771' 
  AND (
    token = 'nDOBfyq3OO3KLrOt5IYhAhvsDrBib0pKF33Mb1//xwc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )