UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U9yMlkMDdsAtu8aVDGHgM38B7QcKMilOcplKUY0kHZo=' 
WHERE 
  key_id = '4ce2626eb057843eb0ae8f5ce18ffc2c617c59846abd5787bb7a6711b648809d' 
  AND (
    token = 'U9yMlkMDdsAtu8aVDGHgM38B7QcKMilOcplKUY0kHZo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )