UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dZ/MXMAaRm+M9JB0uJXkUuMFfirqWJ3kzyw7iUugx1I=' 
WHERE 
  key_id = '6c4c96f2fafa3ad5fef32ae57d93c86728a8d8e3500bdb8f8ef15cb447b1b8ce' 
  AND (
    token = 'dZ/MXMAaRm+M9JB0uJXkUuMFfirqWJ3kzyw7iUugx1I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )