UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v/Wl1TZcqNXWogT1ZvQJqXHNy1MzXu6YgP6yUFwZg30=' 
WHERE 
  key_id = '819a76ef573aebb597eae77bad82b89a5fe031e7bb3fe6452efe02073170ff3e' 
  AND (
    token = 'v/Wl1TZcqNXWogT1ZvQJqXHNy1MzXu6YgP6yUFwZg30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )