UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Mm4rfQQA2bAiLoalHALESHHOCNOYTOOTdFB4yFoVLk=' 
WHERE 
  key_id = '551dc97893a6c2d7741d2ff1886bc58ac24db946b27c62d8bf7519d861734ee8' 
  AND (
    token = '/Mm4rfQQA2bAiLoalHALESHHOCNOYTOOTdFB4yFoVLk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )