UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pacmx9xhrg4icdBQ8U0at7e6O/lMlejxLdyZ0xW6Lio=' 
WHERE 
  key_id = 'e34155771b4d4a7fd18bed20b9840cf387567502c122417605a5781d9a06c799' 
  AND (
    token = 'pacmx9xhrg4icdBQ8U0at7e6O/lMlejxLdyZ0xW6Lio=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )