UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VtG12tCCSyWtbdVesPtOCEqqEWuPi8rC3dw8rUw3uFY=' 
WHERE 
  key_id = 'b34e794926564b7df694a4340963a22ed43cd08a948494344cbac7d2c2ce6931' 
  AND (
    token = 'VtG12tCCSyWtbdVesPtOCEqqEWuPi8rC3dw8rUw3uFY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )