UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kk2AoLdakpX1D5wJnM5X+xGvhluSo/vf5zcNzxwDIIM=' 
WHERE 
  key_id = '208cfcf45e8b93a8fa528388527d72b9e8e3619c714835aa8b39ed41876cea20' 
  AND (
    token = 'kk2AoLdakpX1D5wJnM5X+xGvhluSo/vf5zcNzxwDIIM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )