UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c4NhnpvEmRYvfrRjzUWSwTdzFggA6oJ4H0pwEKkviu4=' 
WHERE 
  key_id = '48bfd2127f847e990d369f473154f91546d4eb00b86a68344a0fd905debb14c5' 
  AND (
    token = 'c4NhnpvEmRYvfrRjzUWSwTdzFggA6oJ4H0pwEKkviu4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )