UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sZi7f7G38JUEBUQPbRE1Yb7I6mCCTi7mzb8w4U+kazo=' 
WHERE 
  key_id = '530bbe8729f8605601ea43b15a1fdee44addb871915984c523150ede09c072f2' 
  AND (
    token = 'sZi7f7G38JUEBUQPbRE1Yb7I6mCCTi7mzb8w4U+kazo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )