UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2ga4cDMtoGOPoDYdgSlv+MFj1A7s4bXnS+CUOn0xS4c=' 
WHERE 
  key_id = '1b918f51dc76601d2556ace752b2f1343994ea985d568f41e3364c7eb30f6140' 
  AND (
    token = '2ga4cDMtoGOPoDYdgSlv+MFj1A7s4bXnS+CUOn0xS4c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )