UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PF0T4JIXRLCJPcOI1b6MOWdYcjEu67XNyLdoxnjo284=' 
WHERE 
  key_id = '6cab595dda79bce5b1a6e190b69bcd8a13632b9d9d996990862a49918af01efe' 
  AND (
    token = 'PF0T4JIXRLCJPcOI1b6MOWdYcjEu67XNyLdoxnjo284=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )