UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VEXzaXmHFTezC/gOelLjDGm4CDBNrBOR6JbIdGEGKeI=' 
WHERE 
  key_id = '31dc63e30407da8623221621744c2c8b60b9b47a9794675b128607baf6007392' 
  AND (
    token = 'VEXzaXmHFTezC/gOelLjDGm4CDBNrBOR6JbIdGEGKeI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )