UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C3LEJuZHJHGTAiln13zeWZxmqa5aUrd/GYNQ9wI0PYg=' 
WHERE 
  key_id = '21f3e429790bda47f1257c6d3e254f21c6148eb6bcc313b1e1d7162f50270f03' 
  AND (
    token = 'C3LEJuZHJHGTAiln13zeWZxmqa5aUrd/GYNQ9wI0PYg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )