UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bl/0Aq1bMCedz6/Rzmf5lNdcHEr1HnVgRBjzFRjZnSQ=' 
WHERE 
  key_id = '794ca1362f34004de5064190e63edf0e5995e1d392f76356bd1ee14a8ac4bfbf' 
  AND (
    token = 'bl/0Aq1bMCedz6/Rzmf5lNdcHEr1HnVgRBjzFRjZnSQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )