UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NrDFBos+1DordtlajAwxj90jRdVzPnwfVnBxBYGZUSY=' 
WHERE 
  key_id = '6dc5a47135959277e0fb2a7f407b194837fe88e2076b3eb9868e8f8f1e7ca750' 
  AND (
    token = 'NrDFBos+1DordtlajAwxj90jRdVzPnwfVnBxBYGZUSY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )