UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Sn1IsakatRl8f3e+zn0BYi2N5sRQBxhHELxMz22vIIk=' 
WHERE 
  key_id = '4ccafeef51209f43d435a0ad6444449d34184a84195a0ba169e051485d3e06b6' 
  AND (
    token = 'Sn1IsakatRl8f3e+zn0BYi2N5sRQBxhHELxMz22vIIk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )