UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DGtcKUNDYxB496ZqCSc9K9r1QXUTL0qrv2333S/S6xA=' 
WHERE 
  key_id = '75caea9989bbe10f13805a5ed255f036bdb62e9dca20390ff5e510e5baf2d075' 
  AND (
    token = 'DGtcKUNDYxB496ZqCSc9K9r1QXUTL0qrv2333S/S6xA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )