UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gDfIzJhQbjcVI6ZZW3w6yynglTI7SbETqDHgKcCoL+k=' 
WHERE 
  key_id = '1c199b31de3899cdaac546b76def507ce975d547c7940b9c66ec6c31adff828b' 
  AND (
    token = 'gDfIzJhQbjcVI6ZZW3w6yynglTI7SbETqDHgKcCoL+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )