UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EjrvJ12ybicYDI50izEQvyd+uoBTSLxxJTtV1imlALg=' 
WHERE 
  key_id = 'b4db877c11a8943161796f0b45b88ab840a43ddc1db03247fc6e38417909e1a6' 
  AND (
    token = 'EjrvJ12ybicYDI50izEQvyd+uoBTSLxxJTtV1imlALg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )