UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iw6euhA4lF8ekPeZqarD+lA8NWjEjTF0X/HTh2LZPMU=' 
WHERE 
  key_id = 'b3bb87f8013ee34197535fdd3d3440d840f95efc86f1c4635b51b3d0464d5e7b' 
  AND (
    token = 'iw6euhA4lF8ekPeZqarD+lA8NWjEjTF0X/HTh2LZPMU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )