UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0CArZ1mheTjKFKglytzPtcCZ0SgXVS31d1pYBewq1lQ=' 
WHERE 
  key_id = 'e30b46e682db43fa023577a68a699e6980bedd5b0e3f39be92b747fde141a66a' 
  AND (
    token = '0CArZ1mheTjKFKglytzPtcCZ0SgXVS31d1pYBewq1lQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )