UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dELok2vdrr9UAqjRNyDkS4DT6bAVP6afqCLYnMAwvM4=' 
WHERE 
  key_id = '8ff3bcdc2992518cc1a9d8fd5142c31d483d643c487296e334132472215316a2' 
  AND (
    token = 'dELok2vdrr9UAqjRNyDkS4DT6bAVP6afqCLYnMAwvM4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )