UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'brgx/hHkhVXOWxXoye67uPLpNxr8oyo1T5cEO7Q26C0=' 
WHERE 
  key_id = '90d827dd92c6a1a4e6ee89d4f47e37543d24b4dd67a9a8328f26db12c0fda4e0' 
  AND (
    token = 'brgx/hHkhVXOWxXoye67uPLpNxr8oyo1T5cEO7Q26C0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )