UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fMLPsH/6f4a1HiLr+QwDWlgpUKdV+uYFtYoUTnb+168=' 
WHERE 
  key_id = '8458d319b1885e410d4031614860bb2689754f094cff9afdd4e21944df85c1ea' 
  AND (
    token = 'fMLPsH/6f4a1HiLr+QwDWlgpUKdV+uYFtYoUTnb+168=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )