UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8O84rC0HRo/KHGcbctcGPB7qqa3ES2fsCM3oEQgPUkc=' 
WHERE 
  key_id = 'b96959464b668d9507ece321c200cf1649d8c7161ec5017097da3881a82f3ffe' 
  AND (
    token = '8O84rC0HRo/KHGcbctcGPB7qqa3ES2fsCM3oEQgPUkc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )