UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zfF5pPReVN/Tt/ZmnaQSwQHYaA6Ky1BttPGqZEpc1pI=' 
WHERE 
  key_id = 'aafc8b6cd9c4f7469dc033276b05de0672b761e66203ca52b88f727dbfa8f2b1' 
  AND (
    token = 'zfF5pPReVN/Tt/ZmnaQSwQHYaA6Ky1BttPGqZEpc1pI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034