UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GQ3/52m5b9TPeT1Yi0wjzbmXns/NYtgOfIUxOOfplno=' 
WHERE 
  key_id = '82ccf293f2157e7e30c00be3a31a0779c1a7a4a9d88b0ab9ec3b4a258fe5c8e2' 
  AND (
    token = 'GQ3/52m5b9TPeT1Yi0wjzbmXns/NYtgOfIUxOOfplno=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )