UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vL/XxqMtthf/b4Ntb23R6DhlVmjpYHg7bkbZ5UY8XLw=' 
WHERE 
  key_id = '51f9803ec0244c7c7f4e42cf83bdb1511d6e3bbf951e01cf220de67766ce1bf5' 
  AND (
    token = 'vL/XxqMtthf/b4Ntb23R6DhlVmjpYHg7bkbZ5UY8XLw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )