UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/UOv6dNtDhBlpfu3kqXL/9VKSF5E5LVxFeWAyOAuOKc=' 
WHERE 
  key_id = 'da5546bd388c8d6c55f3d0b6a9ed6c6a1bdda33db8e7354da5538eda96ec7936' 
  AND (
    token = '/UOv6dNtDhBlpfu3kqXL/9VKSF5E5LVxFeWAyOAuOKc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )