UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CBuGIwylLAPtNbwL8S7cpjMKFIjrhB1a9ok6kXMd99k=' 
WHERE 
  key_id = '4a0808f2a65a3e0c70b77d779e78a6a984102c87ed04c8f6ec85708650d113dd' 
  AND (
    token = 'CBuGIwylLAPtNbwL8S7cpjMKFIjrhB1a9ok6kXMd99k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )