UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1Gdb3GYcWB4b2UvFw3paUrMDqjJiIltjPppLvvlbtj0=' 
WHERE 
  key_id = '8b02d8007cd1001c827372fbdcaeafb479bc98589dfaeee8479d3d34239a15e2' 
  AND (
    token = '1Gdb3GYcWB4b2UvFw3paUrMDqjJiIltjPppLvvlbtj0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )