UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n8NE/5Qk1hvnDV6Mv6noJXMncyWbWZQaH5B2gYOt1uY=' 
WHERE 
  key_id = 'b4c2d48e16ab9b18720fbebe70ea2b09dbed5f418661ac21120500c04805ee2d' 
  AND (
    token = 'n8NE/5Qk1hvnDV6Mv6noJXMncyWbWZQaH5B2gYOt1uY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )