UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GxHvcgJWage9xmk3k4FZguQQgcXGYjG3aMxhTFPw8tE=' 
WHERE 
  key_id = '51eb11a12c4f791bfb0687ca32092817783c5d8f2b42736fa2568af1f8c32c80' 
  AND (
    token = 'GxHvcgJWage9xmk3k4FZguQQgcXGYjG3aMxhTFPw8tE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )