UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qz502NVa6OVOegaTGhb6HPgvpA74+6/q84hbSjf9TuA=' 
WHERE 
  key_id = 'a5a201a6469349529dfbee3894e5b8d7f76987be99bb26d487c9f66d112b6107' 
  AND (
    token = 'Qz502NVa6OVOegaTGhb6HPgvpA74+6/q84hbSjf9TuA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )