UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kp5gjElkebaVLafrL/GIM0Kl+mgTfUDcELUpELw6qJ4=' 
WHERE 
  key_id = 'e96ddf62cb918b52498f44d0aaf32f19539a56c0f0f8d3140640051aa5c9852b' 
  AND (
    token = 'Kp5gjElkebaVLafrL/GIM0Kl+mgTfUDcELUpELw6qJ4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )