UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i5/9L/KsKvs+na4zJ4tEwvx8lkfXsVDMIcFEjd8UgM4=' 
WHERE 
  key_id = '1fb50716cd6a239ae313a4d9edf849550263d8593e1bcee80058f225bf134ab2' 
  AND (
    token = 'i5/9L/KsKvs+na4zJ4tEwvx8lkfXsVDMIcFEjd8UgM4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )