UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sYwaNXTkFF34gOESk27mOG7Nb/Ydq3jWBnC4d0OcuXI=' 
WHERE 
  key_id = '0ff120197148891caab6fbc8d913c84139019ed548afbb2d29888117bcee1f54' 
  AND (
    token = 'sYwaNXTkFF34gOESk27mOG7Nb/Ydq3jWBnC4d0OcuXI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030