UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gnkt3lEIm4vWt+9nqVb1jj3HPupBr1blfHKlIZ6FmBY=' 
WHERE 
  key_id = '56dd510752618f2c6aaa6cf275c3387eced3ac730fe0b7bf0589fa2a4386ad1f' 
  AND (
    token = 'gnkt3lEIm4vWt+9nqVb1jj3HPupBr1blfHKlIZ6FmBY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )