UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KAn9P+TKpSSCNo3hUh0LxjHBlRuSy5KrEI9lSZopLec=' 
WHERE 
  key_id = '46afb9a778e19b633553d623b4fb06e5630d718ebaa3c834c916e3153964045a' 
  AND (
    token = 'KAn9P+TKpSSCNo3hUh0LxjHBlRuSy5KrEI9lSZopLec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )