UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DJHa1i2P75f2Db6+eVS8077Mnbp2d4VNbzESA5UrcHg=' 
WHERE 
  key_id = '5b8a71a7f66e0a183fa65e8e3f37987d535463f648279180b1416c0b4270412b' 
  AND (
    token = 'DJHa1i2P75f2Db6+eVS8077Mnbp2d4VNbzESA5UrcHg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )