UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CwjDtagr+QTs+YphMrMRb4cP4429d2XVYkWY90GeqxQ=' 
WHERE 
  key_id = '18c435189b18854c3dfc2e99e20a753c50e4b7392c6b00f77baf74e280bea8cd' 
  AND (
    token = 'CwjDtagr+QTs+YphMrMRb4cP4429d2XVYkWY90GeqxQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )