UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oTv1BPwb8dhrXZ3GO7IqYvNKZTNexQLpjQYTwndV8IY=' 
WHERE 
  key_id = '270b577266423d0a0775e03d61ea78ba91d1a2bf88a992e9858e1aeb1fc4a657' 
  AND (
    token = 'oTv1BPwb8dhrXZ3GO7IqYvNKZTNexQLpjQYTwndV8IY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )