UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hP/CFJ17cEKmcM4zHvedpIyMTXkHmasdb+tK29ull3o=' 
WHERE 
  key_id = '4e51ed6bf448a5985e255837237c699f1fa583731eddf7913d1aa2906d8b8440' 
  AND (
    token = 'hP/CFJ17cEKmcM4zHvedpIyMTXkHmasdb+tK29ull3o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )