UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G2nSyMcmtUcQPjP7CXDSYO4CdmG5nuF6axuV5GyjcYQ=' 
WHERE 
  key_id = '581bbc35eca4774efadec44fa875e840fc44e8257e917c3aab6d929ed7b8bd8d' 
  AND (
    token = 'G2nSyMcmtUcQPjP7CXDSYO4CdmG5nuF6axuV5GyjcYQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )