UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q3OBxMseWDNDFKDHtwQsN3AkSzgXYmHi0OtdW8go2WM=' 
WHERE 
  key_id = 'a968a365be3f8e308d417686f193e4ce21786f00d277673a5e605e23f4203cb7' 
  AND (
    token = 'Q3OBxMseWDNDFKDHtwQsN3AkSzgXYmHi0OtdW8go2WM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )