UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mk643306GE2BsxEWzrd6fgTC51mpcyY8/EXwVc5Ict4=' 
WHERE 
  key_id = 'a9b7725c1f94c01e3c21d36f88cbce7e9b2f8a12cf1bc5acd81a68bd31c47ee3' 
  AND (
    token = 'Mk643306GE2BsxEWzrd6fgTC51mpcyY8/EXwVc5Ict4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )