UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5elO8SmwmdW/UyKBTl/ni8CKDn1Ys4UUCNIMKQQoVkA=' 
WHERE 
  key_id = '28124ea68ff249fdcfb9758d4c27c748b9c3c895f51fc0892ea68876095d1fa8' 
  AND (
    token = '5elO8SmwmdW/UyKBTl/ni8CKDn1Ys4UUCNIMKQQoVkA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )