UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WV7Kp+t8z3UzpQlE4AflRmTpWSRfo1ia+gIghLjWjz0=' 
WHERE 
  key_id = '3a9556417c2196f06ca6b40338f2641532737d3c4052860602f016340a7034ae' 
  AND (
    token = 'WV7Kp+t8z3UzpQlE4AflRmTpWSRfo1ia+gIghLjWjz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )