UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wVctxxeqxmnHsRa/+Vi9C6imauZ409loocaDi1mU0Hs=' 
WHERE 
  key_id = '4271e1568e0b43a6bd6a3dc8587149a92fad74813b0ef31a56d30516420f8ef9' 
  AND (
    token = 'wVctxxeqxmnHsRa/+Vi9C6imauZ409loocaDi1mU0Hs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )