UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I42t2Jx5aJAvlsYYzibfEfUBLiWCokWHUHJZm0bwD6Y=' 
WHERE 
  key_id = 'b7fef6bc355ecb4d47758a0e46f9eaab8307b09358012209958063745da53f88' 
  AND (
    token = 'I42t2Jx5aJAvlsYYzibfEfUBLiWCokWHUHJZm0bwD6Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )