UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DZpo0iAKtU71MNbUvp16vnpei7AHNJqeaOIrT2mQEvY=' 
WHERE 
  key_id = '215e1805567f6b92099806d8af29df916a03772d500acb8440b0a297e55bee00' 
  AND (
    token = 'DZpo0iAKtU71MNbUvp16vnpei7AHNJqeaOIrT2mQEvY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )