UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EGItpMvGS9zfWJ4Kdd299xX9O0PHnv+3CPDBafXyFx0=' 
WHERE 
  key_id = '4c7b679a8cc9fac6c0068863b0f65875426a0569740db9a8c472b43c056268e3' 
  AND (
    token = 'EGItpMvGS9zfWJ4Kdd299xX9O0PHnv+3CPDBafXyFx0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )