UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FhPj5l64YMDX85W6cSh5qG1eHh/LsNVU2K7SqOXO84s=' 
WHERE 
  key_id = '51571706399aa99f4ad6b2ad79294f2a918e822015077ed2c793761c9d35996f' 
  AND (
    token = 'FhPj5l64YMDX85W6cSh5qG1eHh/LsNVU2K7SqOXO84s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )