UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PfolO5/btmxXshE7b5VEvbWAGec3ZYxV2NkGZN9LKa4=' 
WHERE 
  key_id = '421379efb4db27ceaed498fe376cb4e1fa1d0ab018e42f5ddd273b41b95ad117' 
  AND (
    token = 'PfolO5/btmxXshE7b5VEvbWAGec3ZYxV2NkGZN9LKa4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )