UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Er4lHP7kXcLUln+Oo8UegrrQhCbQxhVJy39q1KlkXbY=' 
WHERE 
  key_id = '24862638b4f41d0cb6685096aefdc7e42884841df0c2c0e34d0eb0038ecd70bd' 
  AND (
    token = 'Er4lHP7kXcLUln+Oo8UegrrQhCbQxhVJy39q1KlkXbY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )