UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LlJ79cpbwjbCv4ChzmoC8drkaxiPE4HPHXNM2gPMl2Q=' 
WHERE 
  key_id = '6cb2c1475085fc22ae584cd210978aa8dc1aa1cdd4d910cbb77a097559e1fada' 
  AND (
    token = 'LlJ79cpbwjbCv4ChzmoC8drkaxiPE4HPHXNM2gPMl2Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )