UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GTectw+5/5mw2ehbsJVXGC2PU+MPLP4f2djvliQN/m0=' 
WHERE 
  key_id = '4c2b896ba691bb85d0b06c7a78668b609b3a0273affb1d1124dbecff032b925a' 
  AND (
    token = 'GTectw+5/5mw2ehbsJVXGC2PU+MPLP4f2djvliQN/m0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )