UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mm+WgTLrtWNpzDmxRoqpYRHp8g88oDdXCK38rmLdu+k=' 
WHERE 
  key_id = '74b9f3473604d6673d6fa6428e83a82a90eb2bcc3af495174a8a0cc4aaa2068d' 
  AND (
    token = 'mm+WgTLrtWNpzDmxRoqpYRHp8g88oDdXCK38rmLdu+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )