UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xa6XNUJK2NtryJEdGdzLC7krHzvxyycWbRx9Qce4p8c=' 
WHERE 
  key_id = 'e84571097031d97aa8e425d8f70b463ec7f98e7e3a5ddd4b86256411b586048e' 
  AND (
    token = 'xa6XNUJK2NtryJEdGdzLC7krHzvxyycWbRx9Qce4p8c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )