UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iPzHxhnU2Qg0VWwSO9drwHfpDXcMdrRGEewgOtUtXGk=' 
WHERE 
  key_id = '7ea1cf475a51c958137c4389e034456981bfc48326fbda50ae797fb981e9b590' 
  AND (
    token = 'iPzHxhnU2Qg0VWwSO9drwHfpDXcMdrRGEewgOtUtXGk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )