UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hEh9+pXdvgvZXPetiqiUqug1FTctAtcQYx41znldElY=' 
WHERE 
  key_id = '64643e588fd5b24cf6deca011cd28dff0c908599a755407ac620d7086f789ac2' 
  AND (
    token = 'hEh9+pXdvgvZXPetiqiUqug1FTctAtcQYx41znldElY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )