UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qdn0dt9rCA0gxpgX7ZcC4zlBmck42W1wTOSPG8yTj+c=' 
WHERE 
  key_id = '7903aa02c39012e0a5ad364466f24d576759e39bc3a16c2687af80cd410ae642' 
  AND (
    token = 'qdn0dt9rCA0gxpgX7ZcC4zlBmck42W1wTOSPG8yTj+c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )