UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kg0WgDOAYqIEzhMGAJ9A8iE06nC2dgqbogNzmvtyiUA=' 
WHERE 
  key_id = 'a40e612a25c7fbd8336ac1755747276894d54b539b3bc8aec17dc914d5745b8c' 
  AND (
    token = 'Kg0WgDOAYqIEzhMGAJ9A8iE06nC2dgqbogNzmvtyiUA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )