UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '39bMPn64IRaJkSLooYgtVgeaczEg5w4OiTTCuCWEFbE=' 
WHERE 
  key_id = 'b9db79d8ac10c872c93427b55b832013a2d1f3871d186c5cd3443f3d5df89096' 
  AND (
    token = '39bMPn64IRaJkSLooYgtVgeaczEg5w4OiTTCuCWEFbE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )