UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5Se8zcDznuIlvBtTT7+rmhYBgnsKpuKWM+guwP6G6ag=' 
WHERE 
  key_id = 'c975716c76ea76e27639a19fe42190dd718a38f2101a82751fc8822df1a2708d' 
  AND (
    token = '5Se8zcDznuIlvBtTT7+rmhYBgnsKpuKWM+guwP6G6ag=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )