UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yPMxx/gP0Rc7cayRM97qtPXFNcN0tUD5eThOtIuxdNQ=' 
WHERE 
  key_id = 'e83a1d7858066f47ede19b8fe74d64abc5cc29294e5204792605a39141ead437' 
  AND (
    token = 'yPMxx/gP0Rc7cayRM97qtPXFNcN0tUD5eThOtIuxdNQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )