UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IHVGew/J6ZVBTbOVvwLSZDMnmRJjFv+BVb0tEX/QXDE=' 
WHERE 
  key_id = '26ec0b5f874d4ba68a5663d17675e528728a02d1b098c5aecfa696f4e9ce2142' 
  AND (
    token = 'IHVGew/J6ZVBTbOVvwLSZDMnmRJjFv+BVb0tEX/QXDE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )