UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WK0VYN2qjoxNNJYMZeWQ7h/CCyX7QIuAfAqbPPhFKYQ=' 
WHERE 
  key_id = '840e536e532ed8d819c6c5e1613d20204d4becbf151c5c005121843136c18753' 
  AND (
    token = 'WK0VYN2qjoxNNJYMZeWQ7h/CCyX7QIuAfAqbPPhFKYQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )