UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZRnVZieX+GEeJGJccTwOxErjd/4/BuLfcZrjMbUvEjQ=' 
WHERE 
  key_id = '21b2f17ffe32a095ff4fe741f2f0f7f7aa708a70db59fc5c64a3675a0e47ef58' 
  AND (
    token = 'ZRnVZieX+GEeJGJccTwOxErjd/4/BuLfcZrjMbUvEjQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )