UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pZz0JujzrHmmsIOYUXsW19PybBp5Ha2UHcmJg/n0ejw=' 
WHERE 
  key_id = '17317ae663d895e15b8c5e7c6d62b6cb3caafae1274b387e8b1126729020c4f4' 
  AND (
    token = 'pZz0JujzrHmmsIOYUXsW19PybBp5Ha2UHcmJg/n0ejw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037