UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5mhNeZXiNPo+yI84TlSU0sbN6uExDtrp2OIlEGf6so0=' 
WHERE 
  key_id = '4e08a09085caf28a94e390afec497cd98a7d1fbe5969680258c82451e077c316' 
  AND (
    token = '5mhNeZXiNPo+yI84TlSU0sbN6uExDtrp2OIlEGf6so0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )