UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mEJMLMLCenQPZM/7Rlbv4LO4pFBiAUux9mxHPionRtU=' 
WHERE 
  key_id = '3138a2703cbfdbd8e3b3b4fb9693b4a9f3bd1e78c9f8fba2b18115cd762d29e3' 
  AND (
    token = 'mEJMLMLCenQPZM/7Rlbv4LO4pFBiAUux9mxHPionRtU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )