UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R55ki/SQO5U7hV3ksjyUS+SfQmvhIuCpEQXgdVVFbAY=' 
WHERE 
  key_id = '0756541ca48660b61b18776b11a6316bb1dcaf9c843f89f11cf9f61c49f09e91' 
  AND (
    token = 'R55ki/SQO5U7hV3ksjyUS+SfQmvhIuCpEQXgdVVFbAY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )