UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rMegZ0KDfvjT03PWuBlKzK61EiS47IEn9wmRf9v1bIY=' 
WHERE 
  key_id = 'c74a1a15b57f9de7ef4caf2f6b02c0302b91bc57196b6c5fb5080361047916db' 
  AND (
    token = 'rMegZ0KDfvjT03PWuBlKzK61EiS47IEn9wmRf9v1bIY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )