UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'im+3g0hO+AfOI+e2ncSACuBb9shlBcTO4SWB46E26AE=' 
WHERE 
  key_id = '15f7e6233e91345a874555e0077fb3922dad04af094a1820489874751810b58a' 
  AND (
    token = 'im+3g0hO+AfOI+e2ncSACuBb9shlBcTO4SWB46E26AE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )