UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e4r4AqVonXnqYpazoG6KBFVlB0MFT9lmRttzPnDI3nU=' 
WHERE 
  key_id = '48788ac5af6e2b6c05108d65e9712e780c0f97ab13733c0565b21851486a7907' 
  AND (
    token = 'e4r4AqVonXnqYpazoG6KBFVlB0MFT9lmRttzPnDI3nU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )