UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q26ItKc4OHSqlSolLTvp6wu75VSK2gMOJOfnvL8XReo=' 
WHERE 
  key_id = '305e9722f9a5ff7fe7cefd47a281c8319e0b83ca70a468125b3c921704bcc299' 
  AND (
    token = 'q26ItKc4OHSqlSolLTvp6wu75VSK2gMOJOfnvL8XReo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )