UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EYZDUHcK9LZr9C/EP0LyqeLh9HdE3EifkHuj+wuiMLk=' 
WHERE 
  key_id = '0a2083664c3999ccf7eebf34d661342e1a5af202b0b5293ba511bf6ffaecf37f' 
  AND (
    token = 'EYZDUHcK9LZr9C/EP0LyqeLh9HdE3EifkHuj+wuiMLk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )