UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ab6s6vZ+7isILfaoBIS/XRY3OFxkqrbKQXH1u8dVArs=' 
WHERE 
  key_id = '7b34e4694da4920c1391d5df195918978a13ee9182778c141dbaaaf90294464f' 
  AND (
    token = 'ab6s6vZ+7isILfaoBIS/XRY3OFxkqrbKQXH1u8dVArs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )