UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '52NxUekgS5vomnQjaiQacrHlg8/ujcCz3ftDrudLIOo=' 
WHERE 
  key_id = 'ca8b4e79c5915b813d2b348802ec89b8983535790456271e966e097b7054af3c' 
  AND (
    token = '52NxUekgS5vomnQjaiQacrHlg8/ujcCz3ftDrudLIOo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )