UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nS+Go6xByHyIE6OA8xvZtVwYDwCMDSEUNxR52AhLyx0=' 
WHERE 
  key_id = '790ec487bfe1935ae3f017eeaeaf8939bedf0dcbb40530e8293e0870ae5c982b' 
  AND (
    token = 'nS+Go6xByHyIE6OA8xvZtVwYDwCMDSEUNxR52AhLyx0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )