UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pMNu31HxS5Fvb/XllU57U6HS+bxfpG/9h3mM/KFzCAs=' 
WHERE 
  key_id = '7bf936436c96ddf26ca87a200fe301231cdca57c015a49c36d016aec97b358e3' 
  AND (
    token = 'pMNu31HxS5Fvb/XllU57U6HS+bxfpG/9h3mM/KFzCAs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )