UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xfB1hRMPxh6xy7ZophrMQJwqaeyyBtG2KcHHSMmuXok=' 
WHERE 
  key_id = '941301c34ef4ca60b78beaf0f5371fa6ab07245deff383e2116c98ebef5c3e8d' 
  AND (
    token = 'xfB1hRMPxh6xy7ZophrMQJwqaeyyBtG2KcHHSMmuXok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )