UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tEPSg72KWXjs71aZsJvhwRNzhs0ZUXJpUShRJ9H5GDo=' 
WHERE 
  key_id = '6dda887c30e3adb7bab801ab3ef431802e76b186c5ed626baf369a4600cb9a83' 
  AND (
    token = 'tEPSg72KWXjs71aZsJvhwRNzhs0ZUXJpUShRJ9H5GDo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )