UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eLbh8N1lRTx4idh5rhWhQHa3Z8hbsCUhc9MxWhbT7ak=' 
WHERE 
  key_id = '12535518ed9e3ee7cf8a5eb838c76472b2df06132ae8af39ceb4559b877b3765' 
  AND (
    token = 'eLbh8N1lRTx4idh5rhWhQHa3Z8hbsCUhc9MxWhbT7ak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )