UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eArxAQgflvhfkj9zzqVCuTyk2GYu4PKp/reNISw+5fQ=' 
WHERE 
  key_id = 'a42b7fba2af2a0e436552080487818e2d65873cf1f65f9ceecb18d756411e163' 
  AND (
    token = 'eArxAQgflvhfkj9zzqVCuTyk2GYu4PKp/reNISw+5fQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )