UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CrLwMDbqXW/Hf3lzxL4F+SVsCeQHchr0mVbdB/CPgUs=' 
WHERE 
  key_id = '6d97566c7cc3fe930e471411fbde40d90491b5a2138e534e2184f55dcace0d4a' 
  AND (
    token = 'CrLwMDbqXW/Hf3lzxL4F+SVsCeQHchr0mVbdB/CPgUs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )