UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n8QdZN723LEd9zpKoHXzw9kCi3tVHJzL8vbxUUyO4pA=' 
WHERE 
  key_id = '054a77ae16ae881c8c2fee822f455c3d63269331db54365644f80c17dc9a7966' 
  AND (
    token = 'n8QdZN723LEd9zpKoHXzw9kCi3tVHJzL8vbxUUyO4pA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )