UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ot6czyPEi9QBOywAbtyqg+hQp20IM3zDpqA5QImpqwc=' 
WHERE 
  key_id = '67e51e5b95a9d81bb4d51bf2e0aca364410b7be535fafb80cb64daef20628f97' 
  AND (
    token = 'ot6czyPEi9QBOywAbtyqg+hQp20IM3zDpqA5QImpqwc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )