UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Tz/YtDrczOJmBUenEOSShlUKpUV9kyqGqhOlgPJM0mM=' 
WHERE 
  key_id = '8c2bfa3f5e833b874559ec48038f5d306c437ea27ecdf4b169feb2695e3e7fe6' 
  AND (
    token = 'Tz/YtDrczOJmBUenEOSShlUKpUV9kyqGqhOlgPJM0mM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )