UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k3M+TlMxwpHAPBOnEK2Lah33r1RXxJbMcNdNolE/P6Q=' 
WHERE 
  key_id = 'cad750bb0b7cfa2e3b397806ed2394dbe3999994a93e231fd5ca48f13e8a7868' 
  AND (
    token = 'k3M+TlMxwpHAPBOnEK2Lah33r1RXxJbMcNdNolE/P6Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )