UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gCgThIEIdGJLE6uiIj7kDetrhReiApUxyWQEVfuWVYg=' 
WHERE 
  key_id = '39d2ed7cb65125c23e35eb245db8f3e559aca694bbbc6316711e837e803af263' 
  AND (
    token = 'gCgThIEIdGJLE6uiIj7kDetrhReiApUxyWQEVfuWVYg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )