UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xRMStnRsrwb0pSb4JVtgP3az4cqKz/0Gg8ldzvxW2zM=' 
WHERE 
  key_id = '6cad626413a6ea890f90feaab11c28e8d36fb11ed3c1c05760d789bf30c949ee' 
  AND (
    token = 'xRMStnRsrwb0pSb4JVtgP3az4cqKz/0Gg8ldzvxW2zM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )