UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'o1O8QX+ve4ZsVOZS0Hwmf4/pRgK58wljXk2keCKmUFU=' 
WHERE 
  key_id = '9da9b59d99c061f059a0819f0f485e7abf57b2d912328be533d0b8f823e95ff7' 
  AND (
    token = 'o1O8QX+ve4ZsVOZS0Hwmf4/pRgK58wljXk2keCKmUFU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032