UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nk7CnQrJobF1IAgUY5dpTmKtzagk9ASUV+WZarDTSVo=' 
WHERE 
  key_id = 'b46e8ca4a763e86a9873eb8f8780e6375e89d9fa73dcca6d34b74a183412958c' 
  AND (
    token = 'Nk7CnQrJobF1IAgUY5dpTmKtzagk9ASUV+WZarDTSVo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )