UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cNlG1dYnjOpXvU4VWopRZXAhL2IZcY0oKaXAw3oai+s=' 
WHERE 
  key_id = '6991abcb0e05ca724c80d25c8459a05d978dd7edccb4d3a113acd9228355893b' 
  AND (
    token = 'cNlG1dYnjOpXvU4VWopRZXAhL2IZcY0oKaXAw3oai+s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )