UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lPD/vgRXL/H0FVRVmqldq4es9I2DNaIYXK8nGb2i1w0=' 
WHERE 
  key_id = '38c08c698edfae026e9d75daa070678415d62f8d7dc75c65044f15d52e384c5e' 
  AND (
    token = 'lPD/vgRXL/H0FVRVmqldq4es9I2DNaIYXK8nGb2i1w0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )