UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P74jGKG7Rwq2QXYBErgXIAPVvcKpHBDFWSau5SYXmd8=' 
WHERE 
  key_id = 'c8a3867c471eebfdd2319e9c9cc66acda5074874e74656b8403c6aca17839943' 
  AND (
    token = 'P74jGKG7Rwq2QXYBErgXIAPVvcKpHBDFWSau5SYXmd8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )