UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EmpCL7sP8N9Qi4fqVoMrPyV29SlCF3CCCUsQ69HFEL0=' 
WHERE 
  key_id = '3f999a46403a85016d1fe20c78ff5f99d989fce4cfe3f40fd411851f6554ac0b' 
  AND (
    token = 'EmpCL7sP8N9Qi4fqVoMrPyV29SlCF3CCCUsQ69HFEL0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )