UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pbhZ61y5YIEdQj74x0oM4u+GIqeKY0MhwnMgcqey/S0=' 
WHERE 
  key_id = '6d9a981cfb1b446f055e2b29f884ce1bfa019a8e087517be16a73284168ce483' 
  AND (
    token = 'pbhZ61y5YIEdQj74x0oM4u+GIqeKY0MhwnMgcqey/S0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )