UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y4RQp1n5+KlfPftXhZyi7gQEbiM/vYHTccmsGTmSnAc=' 
WHERE 
  key_id = '844e9432a3dd052ccddd0f5261135045d315b9b4d129e58c437301c62554a279' 
  AND (
    token = 'Y4RQp1n5+KlfPftXhZyi7gQEbiM/vYHTccmsGTmSnAc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )