UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gerIIEzxzZe+ex7qcr3F3cueuq24fKhRWoMPKNFg0KE=' 
WHERE 
  key_id = '3a6ef91df917e86aa74255c6d37ba2a0620f67324de7bd33f40a4baba7cee0c5' 
  AND (
    token = 'gerIIEzxzZe+ex7qcr3F3cueuq24fKhRWoMPKNFg0KE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )