UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S2xtGro2YGsjx7IndssBOUtF8o/FIyUHaie/zjQzcy0=' 
WHERE 
  key_id = '20f6bf5f7a8d508b1970317a50edcb666313e4e94324a4a682368685b378e82e' 
  AND (
    token = 'S2xtGro2YGsjx7IndssBOUtF8o/FIyUHaie/zjQzcy0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )