UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xB9Gahn0ASxByBWUIXRcXb47bEDJ7nExhy5fV/2Smj8=' 
WHERE 
  key_id = 'c98b48fd95821c3c693820ea146661fb36644ed78098963a270a5fd914625561' 
  AND (
    token = 'xB9Gahn0ASxByBWUIXRcXb47bEDJ7nExhy5fV/2Smj8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )