UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FlKVbyLEHQFOTHRZM49NlZIMNzscdhENnCdaHKKHQRo=' 
WHERE 
  key_id = '6e2df6f36714bc45db85f0c3b3800b3be57bad6a331f05ffeba77ac2fb57b465' 
  AND (
    token = 'FlKVbyLEHQFOTHRZM49NlZIMNzscdhENnCdaHKKHQRo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )