UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ax5AK7EBbzYlr6LU2qoN3q4GbbFk4nW8ncU8vPd81Ko=' 
WHERE 
  key_id = '1a612f939ce8b43be04befaee98fec64e1ad028d1832c18aa0ee6e391ca4c0de' 
  AND (
    token = 'ax5AK7EBbzYlr6LU2qoN3q4GbbFk4nW8ncU8vPd81Ko=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )