UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z4KzbM4chnO6MclEu2qR00xRbMsoMCDiOdzYaivpL44=' 
WHERE 
  key_id = 'e038641d33f57cc27c1527f837b91ca0e97a8797a589ad76841599392b5640d9' 
  AND (
    token = 'Z4KzbM4chnO6MclEu2qR00xRbMsoMCDiOdzYaivpL44=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )