UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TU4hhutmJxC34uLu0gKG9OQDqW1NPdkFRMIQqDxXSQA=' 
WHERE 
  key_id = '39f5795b62af2bd7f5dd02e483b65e3dd2b52d27ac9686fb6bc7c476632da472' 
  AND (
    token = 'TU4hhutmJxC34uLu0gKG9OQDqW1NPdkFRMIQqDxXSQA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )