UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OV5wd9yoD/sMMbji30E5K4p+ZRwJhPycJ5no3wZwvRA=' 
WHERE 
  key_id = '693d15a1eafb2df606baba6bdab89447f6fd51b3551c2addb465ae654d31cbf8' 
  AND (
    token = 'OV5wd9yoD/sMMbji30E5K4p+ZRwJhPycJ5no3wZwvRA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026