UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AkufiOTQ8TYr9WGLbprlgcP9NXJGc6SveaNwJUr/KQc=' 
WHERE 
  key_id = '918e7e6d07b88ccaec261841810c2ed19e6427e9f059c7bf6756c47467bc68fc' 
  AND (
    token = 'AkufiOTQ8TYr9WGLbprlgcP9NXJGc6SveaNwJUr/KQc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )