UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PO2pTkV7WFEm4yxeFS4Cj1cy9xVfcQj/RqeXNE+e6CE=' 
WHERE 
  key_id = '82354d4053e35e80c1633ca2a899b4d3a3073e282de85a03d02732cc3c863b16' 
  AND (
    token = 'PO2pTkV7WFEm4yxeFS4Cj1cy9xVfcQj/RqeXNE+e6CE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )