UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yAhuN58U5flHQTtCtQAaMBs1xNGjBZqxsN6ebjkJ/RE=' 
WHERE 
  key_id = '994bf5dd6bcd50a1165d8f1f5f000139e7984e0b05eef7dc664809fbb3aef7f1' 
  AND (
    token = 'yAhuN58U5flHQTtCtQAaMBs1xNGjBZqxsN6ebjkJ/RE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )