UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oUPW2gYwgexnQtrjL8cBJJKGDfCjXGAchRTtusXpCb8=' 
WHERE 
  key_id = '257e92792f2c225952e8203f07f256231250adcbc8991d1d6293de45f6ededef' 
  AND (
    token = 'oUPW2gYwgexnQtrjL8cBJJKGDfCjXGAchRTtusXpCb8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )