UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm0/8a5y2P545L5lgqJPpX+z87LmGWXP4LSbVFQ5g+Mw=' 
WHERE 
  key_id = '83b956183fdd454de3e125b0de48e143015cf8a401a0af837a11443a15dcb57d' 
  AND (
    token = 'm0/8a5y2P545L5lgqJPpX+z87LmGWXP4LSbVFQ5g+Mw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )