UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RWdhfIgv6vXspsLRI3AcDExsMwYwq1gGkPYkEnKRqVM=' 
WHERE 
  key_id = '656874f52611865ea604a1eb3fef51da2749d64c6932913bdf233b45f88da640' 
  AND (
    token = 'RWdhfIgv6vXspsLRI3AcDExsMwYwq1gGkPYkEnKRqVM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )