UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MqNPbEFOJdVxqmhmTdc95VRiYu6NvdFzXBp3O2CYwVo=' 
WHERE 
  key_id = '7e23d31995fe9f00ae73689d39f847336ec4fbd433379ffe8b93f635eb884f8e' 
  AND (
    token = 'MqNPbEFOJdVxqmhmTdc95VRiYu6NvdFzXBp3O2CYwVo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )