UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WnQKPYWfd3SIu0VelLa7GpvDYqUofud3vGV/dmSdlfw=' 
WHERE 
  key_id = '771501c0cdd43c9a66f6b9e83c8be49926845939122160a41c19aa16358474f9' 
  AND (
    token = 'WnQKPYWfd3SIu0VelLa7GpvDYqUofud3vGV/dmSdlfw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )