UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VI8k2rCY4GVUWgY5nnakmR0va8lpuo0+OhbvbTbtoCY=' 
WHERE 
  key_id = '959c6f25dafa9cc2d1fb32b086d44e1f3d688b85c5bad557afe185200b78aac8' 
  AND (
    token = 'VI8k2rCY4GVUWgY5nnakmR0va8lpuo0+OhbvbTbtoCY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )