UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cB/6rgA7JfETuPvvD6YM4acHHxA6gh8u8guKX1DZjgc=' 
WHERE 
  key_id = 'a0c9c7241e62006f59be9afb6c835a08db077846d986d380d09af22102991942' 
  AND (
    token = 'cB/6rgA7JfETuPvvD6YM4acHHxA6gh8u8guKX1DZjgc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )