UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OAYWRByPAtHwknAsRGFJ2kObL3lSB9TOpZBkjp7kaIw=' 
WHERE 
  key_id = '397e02b2c954ac834852f2b3a72988bd9aa1b0834a062a2b3a2f895aae4ab638' 
  AND (
    token = 'OAYWRByPAtHwknAsRGFJ2kObL3lSB9TOpZBkjp7kaIw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )