UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tehl+PsrpsYGAvTYzcXykew/LK7TXKYQAxJ+FzuesPM=' 
WHERE 
  key_id = '4820ff14b28507b97d3a4333c009b8d2aafd3f0b37ce22276197af25cea22c11' 
  AND (
    token = 'tehl+PsrpsYGAvTYzcXykew/LK7TXKYQAxJ+FzuesPM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )