UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qTj9RYIN2ymgfaJem9/g6lpVtx+rBtlkVffmWKiPuYc=' 
WHERE 
  key_id = '31ead13ae325f391005c4d5b57d3d55d76c51d63484d858c60933a0e6f02b8b0' 
  AND (
    token = 'qTj9RYIN2ymgfaJem9/g6lpVtx+rBtlkVffmWKiPuYc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )