UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VT1si2oTbDuhrw5iO1FwiG+nG9j3JAiFxfWI2eNldxk=' 
WHERE 
  key_id = '834b14cf02c3bd329bc79f20267cb564838df1a969eb9e3446a660149750a0fe' 
  AND (
    token = 'VT1si2oTbDuhrw5iO1FwiG+nG9j3JAiFxfWI2eNldxk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )