UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i6pHj9qfpOKs88qdxLhIr51raqSl/878F90DVNkLjms=' 
WHERE 
  key_id = '9840f7650d843d377d36132e2332ec07f5cf2b5b7ff153d419eb81ec3213a81e' 
  AND (
    token = 'i6pHj9qfpOKs88qdxLhIr51raqSl/878F90DVNkLjms=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )