UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xwYr7RhaKRP33Xtz7+8yMNrHM4qaaNuxG3FfWlMYi7o=' 
WHERE 
  key_id = '396b1d5a88e0b57895302943816a2045eeb1d45818d989136af85f5645d51980' 
  AND (
    token = 'xwYr7RhaKRP33Xtz7+8yMNrHM4qaaNuxG3FfWlMYi7o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )