UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MgK38Cp3NDEEWK2+45FFG6X6tt6pjCscDdsprhIF6hg=' 
WHERE 
  key_id = '900f9de30cac81bf2feb79573f10c0d39f76aa561760d4e513322376874c062b' 
  AND (
    token = 'MgK38Cp3NDEEWK2+45FFG6X6tt6pjCscDdsprhIF6hg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )