UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mr8Lun3sBT+ohwF3bFphw5a+N5waOD8q2gNcFhbtvJs=' 
WHERE 
  key_id = '4d21d68eb97c9b07527bb25e1332f7a7009108e369c3ceacfd66d18b61396dd9' 
  AND (
    token = 'mr8Lun3sBT+ohwF3bFphw5a+N5waOD8q2gNcFhbtvJs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )