UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'plj7OE2yBQaKiS23Avuh2XjQs6yPr6pBkMMdhfE2nC4=' 
WHERE 
  key_id = 'a88be19f7d3f6cf11a724fef761e44884b6aa4d323eceb5514899dded63787a0' 
  AND (
    token = 'plj7OE2yBQaKiS23Avuh2XjQs6yPr6pBkMMdhfE2nC4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )