UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gCxILYFOTaPpkgDOtw8H5i0IWZl5IYBPJ+BeM9z98zc=' 
WHERE 
  key_id = '818b94eec30d2fdacf3615d911f94084e3d655b097f0f436a065bcfaee922607' 
  AND (
    token = 'gCxILYFOTaPpkgDOtw8H5i0IWZl5IYBPJ+BeM9z98zc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )